Home / 79,487,999.20-119,231,998.80-59,332,607.20

Finding the Fourth Proportional to 79,487,999.20, 119,231,998.80 and 59,332,607.20

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Solution

The fourth proportional to 79,487,999.20, 119,231,998.80 and 59,332,607.20 is: 88,998,910.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,487,999.20 : 119,231,998.80 = 59,332,607.20 : x
  2. Step 2: Convert to fraction form
    79,487,999.20/119,231,998.80 = 59,332,607.20/x
  3. Step 3: Cross multiply
    79,487,999.20x = 119,231,998.80 × 59,332,607.20
  4. Step 4: Simplify right side
    79,487,999.20x = 7,074,345,350,471,272
  5. Step 5: Solve for x
    x = 7,074,345,350,471,272/79,487,999.20
  6. Step 6: Final answer
    x = 88,998,910.80

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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.