Home / 156,022,384.20-234,061,569.90-65,155,158.60

Finding the Fourth Proportional to 156,022,384.20, 234,061,569.90 and 65,155,158.60

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Solution

The fourth proportional to 156,022,384.20, 234,061,569.90 and 65,155,158.60 is: 97,744,428.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,022,384.20 : 234,061,569.90 = 65,155,158.60 : x
  2. Step 2: Convert to fraction form
    156,022,384.20/234,061,569.90 = 65,155,158.60/x
  3. Step 3: Cross multiply
    156,022,384.20x = 234,061,569.90 × 65,155,158.60
  4. Step 4: Simplify right side
    156,022,384.20x = 15,250,318,708,999,486
  5. Step 5: Solve for x
    x = 15,250,318,708,999,486/156,022,384.20
  6. Step 6: Final answer
    x = 97,744,428.07

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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.