Home / 106,891,340.10-160,337,010.15-91,585,839.30

Finding the Fourth Proportional to 106,891,340.10, 160,337,010.15 and 91,585,839.30

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Solution

The fourth proportional to 106,891,340.10, 160,337,010.15 and 91,585,839.30 is: 137,378,758.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,891,340.10 : 160,337,010.15 = 91,585,839.30 : x
  2. Step 2: Convert to fraction form
    106,891,340.10/160,337,010.15 = 91,585,839.30/x
  3. Step 3: Cross multiply
    106,891,340.10x = 160,337,010.15 × 91,585,839.30
  4. Step 4: Simplify right side
    106,891,340.10x = 14,684,599,645,440,368
  5. Step 5: Solve for x
    x = 14,684,599,645,440,368/106,891,340.10
  6. Step 6: Final answer
    x = 137,378,758.95

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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.