Home / 129,276,233.40-193,914,350.10-43,017,454.20

Finding the Fourth Proportional to 129,276,233.40, 193,914,350.10 and 43,017,454.20

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Solution

The fourth proportional to 129,276,233.40, 193,914,350.10 and 43,017,454.20 is: 64,526,181.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,276,233.40 : 193,914,350.10 = 43,017,454.20 : x
  2. Step 2: Convert to fraction form
    129,276,233.40/193,914,350.10 = 43,017,454.20/x
  3. Step 3: Cross multiply
    129,276,233.40x = 193,914,350.10 × 43,017,454.20
  4. Step 4: Simplify right side
    129,276,233.40x = 8,341,701,674,149,516
  5. Step 5: Solve for x
    x = 8,341,701,674,149,516/129,276,233.40
  6. Step 6: Final answer
    x = 64,526,181.30

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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.