Home / 130,034,509.60-195,045,543.60-43,764,455.20

Finding the Fourth Proportional to 130,034,509.60, 195,045,543.60 and 43,764,455.20

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Solution

The fourth proportional to 130,034,509.60, 195,045,543.60 and 43,764,455.20 is: 65,644,589.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,034,509.60 : 195,045,543.60 = 43,764,455.20 : x
  2. Step 2: Convert to fraction form
    130,034,509.60/195,045,543.60 = 43,764,455.20/x
  3. Step 3: Cross multiply
    130,034,509.60x = 195,045,543.60 × 43,764,455.20
  4. Step 4: Simplify right side
    130,034,509.60x = 8,536,061,954,841,847
  5. Step 5: Solve for x
    x = 8,536,061,954,841,847/130,034,509.60
  6. Step 6: Final answer
    x = 65,644,589.13

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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.