Home / 83,022,189.30-124,586,428.05-48,478,524.30

Finding the Fourth Proportional to 83,022,189.30, 124,586,428.05 and 48,478,524.30

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Solution

The fourth proportional to 83,022,189.30, 124,586,428.05 and 48,478,524.30 is: 72,748,818.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,022,189.30 : 124,586,428.05 = 48,478,524.30 : x
  2. Step 2: Convert to fraction form
    83,022,189.30/124,586,428.05 = 48,478,524.30/x
  3. Step 3: Cross multiply
    83,022,189.30x = 124,586,428.05 × 48,478,524.30
  4. Step 4: Simplify right side
    83,022,189.30x = 6,039,766,179,672,126
  5. Step 5: Solve for x
    x = 6,039,766,179,672,126/83,022,189.30
  6. Step 6: Final answer
    x = 72,748,818.49

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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.