Home / 129,489,036.70-194,233,555.05-88,674,367.90

Finding the Fourth Proportional to 129,489,036.70, 194,233,555.05 and 88,674,367.90

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Solution

The fourth proportional to 129,489,036.70, 194,233,555.05 and 88,674,367.90 is: 133,011,551.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,489,036.70 : 194,233,555.05 = 88,674,367.90 : x
  2. Step 2: Convert to fraction form
    129,489,036.70/194,233,555.05 = 88,674,367.90/x
  3. Step 3: Cross multiply
    129,489,036.70x = 194,233,555.05 × 88,674,367.90
  4. Step 4: Simplify right side
    129,489,036.70x = 17,223,537,719,028,606
  5. Step 5: Solve for x
    x = 17,223,537,719,028,606/129,489,036.70
  6. Step 6: Final answer
    x = 133,011,551.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.