Home / 91,488,986.70-137,107,508.85-60,696,026.70

Finding the Fourth Proportional to 91,488,986.70, 137,107,508.85 and 60,696,026.70

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Solution

The fourth proportional to 91,488,986.70, 137,107,508.85 and 60,696,026.70 is: 90,960,467.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,488,986.70 : 137,107,508.85 = 60,696,026.70 : x
  2. Step 2: Convert to fraction form
    91,488,986.70/137,107,508.85 = 60,696,026.70/x
  3. Step 3: Cross multiply
    91,488,986.70x = 137,107,508.85 × 60,696,026.70
  4. Step 4: Simplify right side
    91,488,986.70x = 8,321,881,017,930,086
  5. Step 5: Solve for x
    x = 8,321,881,017,930,086/91,488,986.70
  6. Step 6: Final answer
    x = 90,960,467.68

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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.