Home / 119,715,046.50-165,206,691.10-64,710,903

Finding the Fourth Proportional to 119,715,046.50, 165,206,691.10 and 64,710,903

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Solution

The fourth proportional to 119,715,046.50, 165,206,691.10 and 64,710,903 is: 89,301,006.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,715,046.50 : 165,206,691.10 = 64,710,903 : x
  2. Step 2: Convert to fraction form
    119,715,046.50/165,206,691.10 = 64,710,903/x
  3. Step 3: Cross multiply
    119,715,046.50x = 165,206,691.10 × 64,710,903
  4. Step 4: Simplify right side
    119,715,046.50x = 10,690,674,162,723,062
  5. Step 5: Solve for x
    x = 10,690,674,162,723,062/119,715,046.50
  6. Step 6: Final answer
    x = 89,301,006.64

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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.