Home / 109,654,363.20-164,481,544.80-88,131,002.70

Finding the Fourth Proportional to 109,654,363.20, 164,481,544.80 and 88,131,002.70

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Solution

The fourth proportional to 109,654,363.20, 164,481,544.80 and 88,131,002.70 is: 132,196,504.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,654,363.20 : 164,481,544.80 = 88,131,002.70 : x
  2. Step 2: Convert to fraction form
    109,654,363.20/164,481,544.80 = 88,131,002.70/x
  3. Step 3: Cross multiply
    109,654,363.20x = 164,481,544.80 × 88,131,002.70
  4. Step 4: Simplify right side
    109,654,363.20x = 14,495,923,468,868,972
  5. Step 5: Solve for x
    x = 14,495,923,468,868,972/109,654,363.20
  6. Step 6: Final answer
    x = 132,196,504.05

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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.