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Finding the Fourth Proportional to 655,857,382.16, 983,750,591.64 and 332,732,856.08

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Solution

The fourth proportional to 655,857,382.16, 983,750,591.64 and 332,732,856.08 is: 499,081,283.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,857,382.16 : 983,750,591.64 = 332,732,856.08 : x
  2. Step 2: Convert to fraction form
    655,857,382.16/983,750,591.64 = 332,732,856.08/x
  3. Step 3: Cross multiply
    655,857,382.16x = 983,750,591.64 × 332,732,856.08
  4. Step 4: Simplify right side
    655,857,382.16x = 327,326,144,026,766,976
  5. Step 5: Solve for x
    x = 327,326,144,026,766,976/655,857,382.16
  6. Step 6: Final answer
    x = 499,081,283.42

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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.