Home / 101,816,007.62-140,521,223.12-59,986,699.61

Finding the Fourth Proportional to 101,816,007.62, 140,521,223.12 and 59,986,699.61

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Solution

The fourth proportional to 101,816,007.62, 140,521,223.12 and 59,986,699.61 is: 82,790,561.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,816,007.62 : 140,521,223.12 = 59,986,699.61 : x
  2. Step 2: Convert to fraction form
    101,816,007.62/140,521,223.12 = 59,986,699.61/x
  3. Step 3: Cross multiply
    101,816,007.62x = 140,521,223.12 × 59,986,699.61
  4. Step 4: Simplify right side
    101,816,007.62x = 8,429,404,399,126,687
  5. Step 5: Solve for x
    x = 8,429,404,399,126,687/101,816,007.62
  6. Step 6: Final answer
    x = 82,790,561.10

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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.