Home / 142,600,233,446.20-213,900,350,169.30-76,480,469,990.20

Finding the Fourth Proportional to 142,600,233,446.20, 213,900,350,169.30 and 76,480,469,990.20

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Solution

The fourth proportional to 142,600,233,446.20, 213,900,350,169.30 and 76,480,469,990.20 is: 114,720,704,985.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,600,233,446.20 : 213,900,350,169.30 = 76,480,469,990.20 : x
  2. Step 2: Convert to fraction form
    142,600,233,446.20/213,900,350,169.30 = 76,480,469,990.20/x
  3. Step 3: Cross multiply
    142,600,233,446.20x = 213,900,350,169.30 × 76,480,469,990.20
  4. Step 4: Simplify right side
    142,600,233,446.20x = 16,359,199,312,016,419,323,904
  5. Step 5: Solve for x
    x = 16,359,199,312,016,419,323,904/142,600,233,446.20
  6. Step 6: Final answer
    x = 114,720,704,985.30

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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.