Home / 187,124,435.01-258,128,046.41-108,799,328.79

Finding the Fourth Proportional to 187,124,435.01, 258,128,046.41 and 108,799,328.79

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Solution

The fourth proportional to 187,124,435.01, 258,128,046.41 and 108,799,328.79 is: 150,082,794.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,124,435.01 : 258,128,046.41 = 108,799,328.79 : x
  2. Step 2: Convert to fraction form
    187,124,435.01/258,128,046.41 = 108,799,328.79/x
  3. Step 3: Cross multiply
    187,124,435.01x = 258,128,046.41 × 108,799,328.79
  4. Step 4: Simplify right side
    187,124,435.01x = 28,084,158,190,737,976
  5. Step 5: Solve for x
    x = 28,084,158,190,737,976/187,124,435.01
  6. Step 6: Final answer
    x = 150,082,794.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.