Home / 4,518,129,048.90-6,777,193,573.35-3,200,899,386.30

Finding the Fourth Proportional to 4,518,129,048.90, 6,777,193,573.35 and 3,200,899,386.30

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Solution

The fourth proportional to 4,518,129,048.90, 6,777,193,573.35 and 3,200,899,386.30 is: 4,801,349,079.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518,129,048.90 : 6,777,193,573.35 = 3,200,899,386.30 : x
  2. Step 2: Convert to fraction form
    4,518,129,048.90/6,777,193,573.35 = 3,200,899,386.30/x
  3. Step 3: Cross multiply
    4,518,129,048.90x = 6,777,193,573.35 × 3,200,899,386.30
  4. Step 4: Simplify right side
    4,518,129,048.90x = 21,693,114,749,772,320,768
  5. Step 5: Solve for x
    x = 21,693,114,749,772,320,768/4,518,129,048.90
  6. Step 6: Final answer
    x = 4,801,349,079.45

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Half scale
Find fourth proportional to 9,036,258,097.80, 13,554,387,146.70 and 6,401,798,772.60
Double scale
Find fourth proportional to 4,518,129,049.90, 6,777,193,574.85 and 3,200,899,387.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.