Home / 141,976,436.30-195,936,442.36-80,074,188.62

Finding the Fourth Proportional to 141,976,436.30, 195,936,442.36 and 80,074,188.62

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Solution

The fourth proportional to 141,976,436.30, 195,936,442.36 and 80,074,188.62 is: 110,507,433.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,976,436.30 : 195,936,442.36 = 80,074,188.62 : x
  2. Step 2: Convert to fraction form
    141,976,436.30/195,936,442.36 = 80,074,188.62/x
  3. Step 3: Cross multiply
    141,976,436.30x = 195,936,442.36 × 80,074,188.62
  4. Step 4: Simplify right side
    141,976,436.30x = 15,689,451,643,066,400
  5. Step 5: Solve for x
    x = 15,689,451,643,066,400/141,976,436.30
  6. Step 6: Final answer
    x = 110,507,433.85

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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.