Home / 82,258,231.68-123,387,340.02-36,200,100.69

Finding the Fourth Proportional to 82,258,231.68, 123,387,340.02 and 36,200,100.69

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Solution

The fourth proportional to 82,258,231.68, 123,387,340.02 and 36,200,100.69 is: 54,300,147.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,258,231.68 : 123,387,340.02 = 36,200,100.69 : x
  2. Step 2: Convert to fraction form
    82,258,231.68/123,387,340.02 = 36,200,100.69/x
  3. Step 3: Cross multiply
    82,258,231.68x = 123,387,340.02 × 36,200,100.69
  4. Step 4: Simplify right side
    82,258,231.68x = 4,466,634,132,595,266
  5. Step 5: Solve for x
    x = 4,466,634,132,595,266/82,258,231.68
  6. Step 6: Final answer
    x = 54,300,147.73

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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.