Home / 108,526,287.60-162,789,431.40-65,479,566.60

Finding the Fourth Proportional to 108,526,287.60, 162,789,431.40 and 65,479,566.60

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Solution

The fourth proportional to 108,526,287.60, 162,789,431.40 and 65,479,566.60 is: 98,219,349.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,526,287.60 : 162,789,431.40 = 65,479,566.60 : x
  2. Step 2: Convert to fraction form
    108,526,287.60/162,789,431.40 = 65,479,566.60/x
  3. Step 3: Cross multiply
    108,526,287.60x = 162,789,431.40 × 65,479,566.60
  4. Step 4: Simplify right side
    108,526,287.60x = 10,659,381,415,132,432
  5. Step 5: Solve for x
    x = 10,659,381,415,132,432/108,526,287.60
  6. Step 6: Final answer
    x = 98,219,349.90

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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.