Home / 91,866,228.30-137,799,342.45-88,748,441.10

Finding the Fourth Proportional to 91,866,228.30, 137,799,342.45 and 88,748,441.10

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Solution

The fourth proportional to 91,866,228.30, 137,799,342.45 and 88,748,441.10 is: 133,122,661.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,866,228.30 : 137,799,342.45 = 88,748,441.10 : x
  2. Step 2: Convert to fraction form
    91,866,228.30/137,799,342.45 = 88,748,441.10/x
  3. Step 3: Cross multiply
    91,866,228.30x = 137,799,342.45 × 88,748,441.10
  4. Step 4: Simplify right side
    91,866,228.30x = 12,229,476,827,042,552
  5. Step 5: Solve for x
    x = 12,229,476,827,042,552/91,866,228.30
  6. Step 6: Final answer
    x = 133,122,661.65

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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.