Home / 108,268,834.68-149,397,182.46-61,862,094.36

Finding the Fourth Proportional to 108,268,834.68, 149,397,182.46 and 61,862,094.36

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Solution

The fourth proportional to 108,268,834.68, 149,397,182.46 and 61,862,094.36 is: 85,361,799.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,268,834.68 : 149,397,182.46 = 61,862,094.36 : x
  2. Step 2: Convert to fraction form
    108,268,834.68/149,397,182.46 = 61,862,094.36/x
  3. Step 3: Cross multiply
    108,268,834.68x = 149,397,182.46 × 61,862,094.36
  4. Step 4: Simplify right side
    108,268,834.68x = 9,242,022,598,458,658
  5. Step 5: Solve for x
    x = 9,242,022,598,458,658/108,268,834.68
  6. Step 6: Final answer
    x = 85,361,799.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.