Home / 79,729,789.80-119,520,035.10-62,448,407.40

Finding the Fourth Proportional to 79,729,789.80, 119,520,035.10 and 62,448,407.40

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Solution

The fourth proportional to 79,729,789.80, 119,520,035.10 and 62,448,407.40 is: 93,614,141.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,729,789.80 : 119,520,035.10 = 62,448,407.40 : x
  2. Step 2: Convert to fraction form
    79,729,789.80/119,520,035.10 = 62,448,407.40/x
  3. Step 3: Cross multiply
    79,729,789.80x = 119,520,035.10 × 62,448,407.40
  4. Step 4: Simplify right side
    79,729,789.80x = 7,463,835,844,387,099
  5. Step 5: Solve for x
    x = 7,463,835,844,387,099/79,729,789.80
  6. Step 6: Final answer
    x = 93,614,141.75

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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.