Home / 82,151,334.27-123,045,367.82-56,182,092.21

Finding the Fourth Proportional to 82,151,334.27, 123,045,367.82 and 56,182,092.21

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Solution

The fourth proportional to 82,151,334.27, 123,045,367.82 and 56,182,092.21 is: 84,148,921.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,151,334.27 : 123,045,367.82 = 56,182,092.21 : x
  2. Step 2: Convert to fraction form
    82,151,334.27/123,045,367.82 = 56,182,092.21/x
  3. Step 3: Cross multiply
    82,151,334.27x = 123,045,367.82 × 56,182,092.21
  4. Step 4: Simplify right side
    82,151,334.27x = 6,912,946,200,595,696
  5. Step 5: Solve for x
    x = 6,912,946,200,595,696/82,151,334.27
  6. Step 6: Final answer
    x = 84,148,921.77

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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.