Home / 125,790,118.38-188,730,578.88-43,921,058.04

Finding the Fourth Proportional to 125,790,118.38, 188,730,578.88 and 43,921,058.04

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Solution

The fourth proportional to 125,790,118.38, 188,730,578.88 and 43,921,058.04 is: 65,897,439.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,790,118.38 : 188,730,578.88 = 43,921,058.04 : x
  2. Step 2: Convert to fraction form
    125,790,118.38/188,730,578.88 = 43,921,058.04/x
  3. Step 3: Cross multiply
    125,790,118.38x = 188,730,578.88 × 43,921,058.04
  4. Step 4: Simplify right side
    125,790,118.38x = 8,289,246,708,911,278
  5. Step 5: Solve for x
    x = 8,289,246,708,911,278/125,790,118.38
  6. Step 6: Final answer
    x = 65,897,439.45

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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.