Home / 90,666,517.88-135,986,490.78-44,596,020.61

Finding the Fourth Proportional to 90,666,517.88, 135,986,490.78 and 44,596,020.61

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Solution

The fourth proportional to 90,666,517.88, 135,986,490.78 and 44,596,020.61 is: 66,887,495.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,666,517.88 : 135,986,490.78 = 44,596,020.61 : x
  2. Step 2: Convert to fraction form
    90,666,517.88/135,986,490.78 = 44,596,020.61/x
  3. Step 3: Cross multiply
    90,666,517.88x = 135,986,490.78 × 44,596,020.61
  4. Step 4: Simplify right side
    90,666,517.88x = 6,064,456,344,807,160
  5. Step 5: Solve for x
    x = 6,064,456,344,807,160/90,666,517.88
  6. Step 6: Final answer
    x = 66,887,495.92

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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.