Home / 655,260,932.85-904,254,134.19-357,903,113.15

Finding the Fourth Proportional to 655,260,932.85, 904,254,134.19 and 357,903,113.15

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Solution

The fourth proportional to 655,260,932.85, 904,254,134.19 and 357,903,113.15 is: 493,903,044.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,260,932.85 : 904,254,134.19 = 357,903,113.15 : x
  2. Step 2: Convert to fraction form
    655,260,932.85/904,254,134.19 = 357,903,113.15/x
  3. Step 3: Cross multiply
    655,260,932.85x = 904,254,134.19 × 357,903,113.15
  4. Step 4: Simplify right side
    655,260,932.85x = 323,635,369,706,320,448
  5. Step 5: Solve for x
    x = 323,635,369,706,320,448/655,260,932.85
  6. Step 6: Final answer
    x = 493,903,044.55

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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.