Home / 188,328,238.60-282,672,761.10-97,517,000.20

Finding the Fourth Proportional to 188,328,238.60, 282,672,761.10 and 97,517,000.20

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Solution

The fourth proportional to 188,328,238.60, 282,672,761.10 and 97,517,000.20 is: 146,368,913.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,328,238.60 : 282,672,761.10 = 97,517,000.20 : x
  2. Step 2: Convert to fraction form
    188,328,238.60/282,672,761.10 = 97,517,000.20/x
  3. Step 3: Cross multiply
    188,328,238.60x = 282,672,761.10 × 97,517,000.20
  4. Step 4: Simplify right side
    188,328,238.60x = 27,565,399,700,723,256
  5. Step 5: Solve for x
    x = 27,565,399,700,723,256/188,328,238.60
  6. Step 6: Final answer
    x = 146,368,913.69

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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.