Home / 526,720,082.10-726,873,460.38-315,026,909.01

Finding the Fourth Proportional to 526,720,082.10, 726,873,460.38 and 315,026,909.01

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Solution

The fourth proportional to 526,720,082.10, 726,873,460.38 and 315,026,909.01 is: 434,736,983.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,720,082.10 : 726,873,460.38 = 315,026,909.01 : x
  2. Step 2: Convert to fraction form
    526,720,082.10/726,873,460.38 = 315,026,909.01/x
  3. Step 3: Cross multiply
    526,720,082.10x = 726,873,460.38 × 315,026,909.01
  4. Step 4: Simplify right side
    526,720,082.10x = 228,984,699,464,914,080
  5. Step 5: Solve for x
    x = 228,984,699,464,914,080/526,720,082.10
  6. Step 6: Final answer
    x = 434,736,983.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.