Home / 109,654,321.20-164,481,481.80-88,130,960.70

Finding the Fourth Proportional to 109,654,321.20, 164,481,481.80 and 88,130,960.70

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Solution

The fourth proportional to 109,654,321.20, 164,481,481.80 and 88,130,960.70 is: 132,196,441.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,654,321.20 : 164,481,481.80 = 88,130,960.70 : x
  2. Step 2: Convert to fraction form
    109,654,321.20/164,481,481.80 = 88,130,960.70/x
  3. Step 3: Cross multiply
    109,654,321.20x = 164,481,481.80 × 88,130,960.70
  4. Step 4: Simplify right side
    109,654,321.20x = 14,495,911,008,393,566
  5. Step 5: Solve for x
    x = 14,495,911,008,393,566/109,654,321.20
  6. Step 6: Final answer
    x = 132,196,441.05

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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.