Home / 107,793,385.60-161,690,078.40-39,662,649.40

Finding the Fourth Proportional to 107,793,385.60, 161,690,078.40 and 39,662,649.40

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Solution

The fourth proportional to 107,793,385.60, 161,690,078.40 and 39,662,649.40 is: 59,493,974.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,793,385.60 : 161,690,078.40 = 39,662,649.40 : x
  2. Step 2: Convert to fraction form
    107,793,385.60/161,690,078.40 = 39,662,649.40/x
  3. Step 3: Cross multiply
    107,793,385.60x = 161,690,078.40 × 39,662,649.40
  4. Step 4: Simplify right side
    107,793,385.60x = 6,413,056,891,037,713
  5. Step 5: Solve for x
    x = 6,413,056,891,037,713/107,793,385.60
  6. Step 6: Final answer
    x = 59,493,974.10

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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.