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Finding the Fourth Proportional to 655,309,451.52, 983,110,793.76 and 246,369,144.96

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Solution

The fourth proportional to 655,309,451.52, 983,110,793.76 and 246,369,144.96 is: 369,608,839.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,309,451.52 : 983,110,793.76 = 246,369,144.96 : x
  2. Step 2: Convert to fraction form
    655,309,451.52/983,110,793.76 = 246,369,144.96/x
  3. Step 3: Cross multiply
    655,309,451.52x = 983,110,793.76 × 246,369,144.96
  4. Step 4: Simplify right side
    655,309,451.52x = 242,208,165,659,598,112
  5. Step 5: Solve for x
    x = 242,208,165,659,598,112/655,309,451.52
  6. Step 6: Final answer
    x = 369,608,839.15

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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.