Home / 99,740,317.04-137,635,854.24-55,690,104.80

Finding the Fourth Proportional to 99,740,317.04, 137,635,854.24 and 55,690,104.80

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Solution

The fourth proportional to 99,740,317.04, 137,635,854.24 and 55,690,104.80 is: 76,849,115.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,740,317.04 : 137,635,854.24 = 55,690,104.80 : x
  2. Step 2: Convert to fraction form
    99,740,317.04/137,635,854.24 = 55,690,104.80/x
  3. Step 3: Cross multiply
    99,740,317.04x = 137,635,854.24 × 55,690,104.80
  4. Step 4: Simplify right side
    99,740,317.04x = 7,664,955,146,863,124
  5. Step 5: Solve for x
    x = 7,664,955,146,863,124/99,740,317.04
  6. Step 6: Final answer
    x = 76,849,115.53

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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.