Home / 145,437,600.60-218,156,400.90-132,045,287.40

Finding the Fourth Proportional to 145,437,600.60, 218,156,400.90 and 132,045,287.40

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Solution

The fourth proportional to 145,437,600.60, 218,156,400.90 and 132,045,287.40 is: 198,067,931.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,437,600.60 : 218,156,400.90 = 132,045,287.40 : x
  2. Step 2: Convert to fraction form
    145,437,600.60/218,156,400.90 = 132,045,287.40/x
  3. Step 3: Cross multiply
    145,437,600.60x = 218,156,400.90 × 132,045,287.40
  4. Step 4: Simplify right side
    145,437,600.60x = 28,806,524,654,990,120
  5. Step 5: Solve for x
    x = 28,806,524,654,990,120/145,437,600.60
  6. Step 6: Final answer
    x = 198,067,931.10

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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.