Home / 106,451,590.80-159,677,386.20-38,285,425.20

Finding the Fourth Proportional to 106,451,590.80, 159,677,386.20 and 38,285,425.20

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Solution

The fourth proportional to 106,451,590.80, 159,677,386.20 and 38,285,425.20 is: 57,428,137.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,451,590.80 : 159,677,386.20 = 38,285,425.20 : x
  2. Step 2: Convert to fraction form
    106,451,590.80/159,677,386.20 = 38,285,425.20/x
  3. Step 3: Cross multiply
    106,451,590.80x = 159,677,386.20 × 38,285,425.20
  4. Step 4: Simplify right side
    106,451,590.80x = 6,113,316,625,491,612
  5. Step 5: Solve for x
    x = 6,113,316,625,491,612/106,451,590.80
  6. Step 6: Final answer
    x = 57,428,137.80

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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.