Home / 125,145,375.60-187,718,063.40-120,610,412.40

Finding the Fourth Proportional to 125,145,375.60, 187,718,063.40 and 120,610,412.40

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Solution

The fourth proportional to 125,145,375.60, 187,718,063.40 and 120,610,412.40 is: 180,915,618.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,145,375.60 : 187,718,063.40 = 120,610,412.40 : x
  2. Step 2: Convert to fraction form
    125,145,375.60/187,718,063.40 = 120,610,412.40/x
  3. Step 3: Cross multiply
    125,145,375.60x = 187,718,063.40 × 120,610,412.40
  4. Step 4: Simplify right side
    125,145,375.60x = 22,640,753,041,603,348
  5. Step 5: Solve for x
    x = 22,640,753,041,603,348/125,145,375.60
  6. Step 6: Final answer
    x = 180,915,618.60

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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.