Home / 83,022,182.55-124,586,417.93-48,478,517.55

Finding the Fourth Proportional to 83,022,182.55, 124,586,417.93 and 48,478,517.55

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Solution

The fourth proportional to 83,022,182.55, 124,586,417.93 and 48,478,517.55 is: 72,748,808.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,022,182.55 : 124,586,417.93 = 48,478,517.55 : x
  2. Step 2: Convert to fraction form
    83,022,182.55/124,586,417.93 = 48,478,517.55/x
  3. Step 3: Cross multiply
    83,022,182.55x = 124,586,417.93 × 48,478,517.55
  4. Step 4: Simplify right side
    83,022,182.55x = 6,039,764,847,868,747
  5. Step 5: Solve for x
    x = 6,039,764,847,868,747/83,022,182.55
  6. Step 6: Final answer
    x = 72,748,808.36

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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.