Home / 526,720,083.10-726,873,461.76-315,026,910.01

Finding the Fourth Proportional to 526,720,083.10, 726,873,461.76 and 315,026,910.01

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Solution

The fourth proportional to 526,720,083.10, 726,873,461.76 and 315,026,910.01 is: 434,736,984.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,720,083.10 : 726,873,461.76 = 315,026,910.01 : x
  2. Step 2: Convert to fraction form
    526,720,083.10/726,873,461.76 = 315,026,910.01/x
  3. Step 3: Cross multiply
    526,720,083.10x = 726,873,461.76 × 315,026,910.01
  4. Step 4: Simplify right side
    526,720,083.10x = 228,984,700,626,524,672
  5. Step 5: Solve for x
    x = 228,984,700,626,524,672/526,720,083.10
  6. Step 6: Final answer
    x = 434,736,984.55

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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.