Home / 82,330,335.60-123,407,029.80-31,192,594.80

Finding the Fourth Proportional to 82,330,335.60, 123,407,029.80 and 31,192,594.80

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Solution

The fourth proportional to 82,330,335.60, 123,407,029.80 and 31,192,594.80 is: 46,755,372.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,330,335.60 : 123,407,029.80 = 31,192,594.80 : x
  2. Step 2: Convert to fraction form
    82,330,335.60/123,407,029.80 = 31,192,594.80/x
  3. Step 3: Cross multiply
    82,330,335.60x = 123,407,029.80 × 31,192,594.80
  4. Step 4: Simplify right side
    82,330,335.60x = 3,849,385,476,022,925
  5. Step 5: Solve for x
    x = 3,849,385,476,022,925/82,330,335.60
  6. Step 6: Final answer
    x = 46,755,372.10

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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.