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Finding the Fourth Proportional to 655,857,380.16, 983,750,588.64 and 332,732,854.08

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Solution

The fourth proportional to 655,857,380.16, 983,750,588.64 and 332,732,854.08 is: 499,081,280.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,857,380.16 : 983,750,588.64 = 332,732,854.08 : x
  2. Step 2: Convert to fraction form
    655,857,380.16/983,750,588.64 = 332,732,854.08/x
  3. Step 3: Cross multiply
    655,857,380.16x = 983,750,588.64 × 332,732,854.08
  4. Step 4: Simplify right side
    655,857,380.16x = 327,326,141,061,067,200
  5. Step 5: Solve for x
    x = 327,326,141,061,067,200/655,857,380.16
  6. Step 6: Final answer
    x = 499,081,280.42

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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.