Home / 156,687,277.20-235,068,240.60-75,841,760.40

Finding the Fourth Proportional to 156,687,277.20, 235,068,240.60 and 75,841,760.40

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Solution

The fourth proportional to 156,687,277.20, 235,068,240.60 and 75,841,760.40 is: 113,780,707.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,687,277.20 : 235,068,240.60 = 75,841,760.40 : x
  2. Step 2: Convert to fraction form
    156,687,277.20/235,068,240.60 = 75,841,760.40/x
  3. Step 3: Cross multiply
    156,687,277.20x = 235,068,240.60 × 75,841,760.40
  4. Step 4: Simplify right side
    156,687,277.20x = 17,827,989,181,234,754
  5. Step 5: Solve for x
    x = 17,827,989,181,234,754/156,687,277.20
  6. Step 6: Final answer
    x = 113,780,707.02

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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.