Home / 142,436,167.40-213,654,251.10-132,232,500.20

Finding the Fourth Proportional to 142,436,167.40, 213,654,251.10 and 132,232,500.20

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Solution

The fourth proportional to 142,436,167.40, 213,654,251.10 and 132,232,500.20 is: 198,348,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,436,167.40 : 213,654,251.10 = 132,232,500.20 : x
  2. Step 2: Convert to fraction form
    142,436,167.40/213,654,251.10 = 132,232,500.20/x
  3. Step 3: Cross multiply
    142,436,167.40x = 213,654,251.10 × 132,232,500.20
  4. Step 4: Simplify right side
    142,436,167.40x = 28,252,035,801,311,600
  5. Step 5: Solve for x
    x = 28,252,035,801,311,600/142,436,167.40
  6. Step 6: Final answer
    x = 198,348,750.30

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1.5x scale

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.