Home / 100,595,382.65-150,951,630.91-42,298,841.87

Finding the Fourth Proportional to 100,595,382.65, 150,951,630.91 and 42,298,841.87

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Solution

The fourth proportional to 100,595,382.65, 150,951,630.91 and 42,298,841.87 is: 63,472,885.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,595,382.65 : 150,951,630.91 = 42,298,841.87 : x
  2. Step 2: Convert to fraction form
    100,595,382.65/150,951,630.91 = 42,298,841.87/x
  3. Step 3: Cross multiply
    100,595,382.65x = 150,951,630.91 × 42,298,841.87
  4. Step 4: Simplify right side
    100,595,382.65x = 6,385,079,166,396,022
  5. Step 5: Solve for x
    x = 6,385,079,166,396,022/100,595,382.65
  6. Step 6: Final answer
    x = 63,472,885.12

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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.