Home / 109,655,289.20-164,482,933.80-92,436,600.80

Finding the Fourth Proportional to 109,655,289.20, 164,482,933.80 and 92,436,600.80

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Solution

The fourth proportional to 109,655,289.20, 164,482,933.80 and 92,436,600.80 is: 138,654,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,655,289.20 : 164,482,933.80 = 92,436,600.80 : x
  2. Step 2: Convert to fraction form
    109,655,289.20/164,482,933.80 = 92,436,600.80/x
  3. Step 3: Cross multiply
    109,655,289.20x = 164,482,933.80 × 92,436,600.80
  4. Step 4: Simplify right side
    109,655,289.20x = 15,204,243,290,083,428
  5. Step 5: Solve for x
    x = 15,204,243,290,083,428/109,655,289.20
  6. Step 6: Final answer
    x = 138,654,901.20

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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.