Home / 102,634,459.97-141,522,024.08-65,405,727.59

Finding the Fourth Proportional to 102,634,459.97, 141,522,024.08 and 65,405,727.59

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Solution

The fourth proportional to 102,634,459.97, 141,522,024.08 and 65,405,727.59 is: 90,187,554.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,634,459.97 : 141,522,024.08 = 65,405,727.59 : x
  2. Step 2: Convert to fraction form
    102,634,459.97/141,522,024.08 = 65,405,727.59/x
  3. Step 3: Cross multiply
    102,634,459.97x = 141,522,024.08 × 65,405,727.59
  4. Step 4: Simplify right side
    102,634,459.97x = 9,256,350,954,417,806
  5. Step 5: Solve for x
    x = 9,256,350,954,417,806/102,634,459.97
  6. Step 6: Final answer
    x = 90,187,554.53

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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.