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Finding the Fourth Proportional to 159,452,843.40, 223,385,146.20 and 159,452,843.40

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Solution

The fourth proportional to 159,452,843.40, 223,385,146.20 and 159,452,843.40 is: 223,385,146.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,452,843.40 : 223,385,146.20 = 159,452,843.40 : x
  2. Step 2: Convert to fraction form
    159,452,843.40/223,385,146.20 = 159,452,843.40/x
  3. Step 3: Cross multiply
    159,452,843.40x = 223,385,146.20 × 159,452,843.40
  4. Step 4: Simplify right side
    159,452,843.40x = 35,619,396,734,914,704
  5. Step 5: Solve for x
    x = 35,619,396,734,914,704/159,452,843.40
  6. Step 6: Final answer
    x = 223,385,146.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.