Home / 92,015,998.80-138,023,998.20-27,329,787.60

Finding the Fourth Proportional to 92,015,998.80, 138,023,998.20 and 27,329,787.60

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Solution

The fourth proportional to 92,015,998.80, 138,023,998.20 and 27,329,787.60 is: 40,994,681.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,015,998.80 : 138,023,998.20 = 27,329,787.60 : x
  2. Step 2: Convert to fraction form
    92,015,998.80/138,023,998.20 = 27,329,787.60/x
  3. Step 3: Cross multiply
    92,015,998.80x = 138,023,998.20 × 27,329,787.60
  4. Step 4: Simplify right side
    92,015,998.80x = 3,772,166,554,508,782
  5. Step 5: Solve for x
    x = 3,772,166,554,508,782/92,015,998.80
  6. Step 6: Final answer
    x = 40,994,681.40

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Similar ratio
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1.5x scale

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.