Home / 66,908,287,456.56-100,332,980,057.88-35,458,568,337.96

Finding the Fourth Proportional to 66,908,287,456.56, 100,332,980,057.88 and 35,458,568,337.96

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Solution

The fourth proportional to 66,908,287,456.56, 100,332,980,057.88 and 35,458,568,337.96 is: 53,172,244,652.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,908,287,456.56 : 100,332,980,057.88 = 35,458,568,337.96 : x
  2. Step 2: Convert to fraction form
    66,908,287,456.56/100,332,980,057.88 = 35,458,568,337.96/x
  3. Step 3: Cross multiply
    66,908,287,456.56x = 100,332,980,057.88 × 35,458,568,337.96
  4. Step 4: Simplify right side
    66,908,287,456.56x = 3,557,663,829,933,515,866,112
  5. Step 5: Solve for x
    x = 3,557,663,829,933,515,866,112/66,908,287,456.56
  6. Step 6: Final answer
    x = 53,172,244,652.70

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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.