Home / 82,478,162.01-123,768,331.97-47,950,813.92

Finding the Fourth Proportional to 82,478,162.01, 123,768,331.97 and 47,950,813.92

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Solution

The fourth proportional to 82,478,162.01, 123,768,331.97 and 47,950,813.92 is: 71,955,922.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,478,162.01 : 123,768,331.97 = 47,950,813.92 : x
  2. Step 2: Convert to fraction form
    82,478,162.01/123,768,331.97 = 47,950,813.92/x
  3. Step 3: Cross multiply
    82,478,162.01x = 123,768,331.97 × 47,950,813.92
  4. Step 4: Simplify right side
    82,478,162.01x = 5,934,792,255,706,634
  5. Step 5: Solve for x
    x = 5,934,792,255,706,634/82,478,162.01
  6. Step 6: Final answer
    x = 71,955,922.77

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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.