Home / 2,192,194,200.90-3,288,291,301.35-556,418,802.90

Finding the Fourth Proportional to 2,192,194,200.90, 3,288,291,301.35 and 556,418,802.90

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Solution

The fourth proportional to 2,192,194,200.90, 3,288,291,301.35 and 556,418,802.90 is: 834,628,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,194,200.90 : 3,288,291,301.35 = 556,418,802.90 : x
  2. Step 2: Convert to fraction form
    2,192,194,200.90/3,288,291,301.35 = 556,418,802.90/x
  3. Step 3: Cross multiply
    2,192,194,200.90x = 3,288,291,301.35 × 556,418,802.90
  4. Step 4: Simplify right side
    2,192,194,200.90x = 1,829,667,109,483,650,048
  5. Step 5: Solve for x
    x = 1,829,667,109,483,650,048/2,192,194,200.90
  6. Step 6: Final answer
    x = 834,628,204.35

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Half scale
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Double scale
Find fourth proportional to 2,192,194,201.90, 3,288,291,302.85 and 556,418,803.90
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.