Home / 3,138,051,291.40-4,707,076,937.10-2,049,660,123.40

Finding the Fourth Proportional to 3,138,051,291.40, 4,707,076,937.10 and 2,049,660,123.40

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Solution

The fourth proportional to 3,138,051,291.40, 4,707,076,937.10 and 2,049,660,123.40 is: 3,074,490,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,051,291.40 : 4,707,076,937.10 = 2,049,660,123.40 : x
  2. Step 2: Convert to fraction form
    3,138,051,291.40/4,707,076,937.10 = 2,049,660,123.40/x
  3. Step 3: Cross multiply
    3,138,051,291.40x = 4,707,076,937.10 × 2,049,660,123.40
  4. Step 4: Simplify right side
    3,138,051,291.40x = 9,647,907,895,749,681,152
  5. Step 5: Solve for x
    x = 9,647,907,895,749,681,152/3,138,051,291.40
  6. Step 6: Final answer
    x = 3,074,490,185.10

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Double scale
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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.