Home / 109,655,025.70-164,482,538.55-88,131,665.20

Finding the Fourth Proportional to 109,655,025.70, 164,482,538.55 and 88,131,665.20

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Solution

The fourth proportional to 109,655,025.70, 164,482,538.55 and 88,131,665.20 is: 132,197,497.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,655,025.70 : 164,482,538.55 = 88,131,665.20 : x
  2. Step 2: Convert to fraction form
    109,655,025.70/164,482,538.55 = 88,131,665.20/x
  3. Step 3: Cross multiply
    109,655,025.70x = 164,482,538.55 × 88,131,665.20
  4. Step 4: Simplify right side
    109,655,025.70x = 14,496,120,018,734,696
  5. Step 5: Solve for x
    x = 14,496,120,018,734,696/109,655,025.70
  6. Step 6: Final answer
    x = 132,197,497.80

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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.