Home / 66,266,750.82-99,366,863.85-38,609,620.50

Finding the Fourth Proportional to 66,266,750.82, 99,366,863.85 and 38,609,620.50

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Solution

The fourth proportional to 66,266,750.82, 99,366,863.85 and 38,609,620.50 is: 57,895,050.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,266,750.82 : 99,366,863.85 = 38,609,620.50 : x
  2. Step 2: Convert to fraction form
    66,266,750.82/99,366,863.85 = 38,609,620.50/x
  3. Step 3: Cross multiply
    66,266,750.82x = 99,366,863.85 × 38,609,620.50
  4. Step 4: Simplify right side
    66,266,750.82x = 3,836,516,903,523,668.50
  5. Step 5: Solve for x
    x = 3,836,516,903,523,668.50/66,266,750.82
  6. Step 6: Final answer
    x = 57,895,050.78

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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.