Home / 99,844,691.82-137,783,031.35-55,792,052.65

Finding the Fourth Proportional to 99,844,691.82, 137,783,031.35 and 55,792,052.65

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Solution

The fourth proportional to 99,844,691.82, 137,783,031.35 and 55,792,052.65 is: 76,991,555.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,844,691.82 : 137,783,031.35 = 55,792,052.65 : x
  2. Step 2: Convert to fraction form
    99,844,691.82/137,783,031.35 = 55,792,052.65/x
  3. Step 3: Cross multiply
    99,844,691.82x = 137,783,031.35 × 55,792,052.65
  4. Step 4: Simplify right side
    99,844,691.82x = 7,687,198,139,332,507
  5. Step 5: Solve for x
    x = 7,687,198,139,332,507/99,844,691.82
  6. Step 6: Final answer
    x = 76,991,555.58

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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.