Home / 109,655,018.70-164,482,528.05-88,131,658.20

Finding the Fourth Proportional to 109,655,018.70, 164,482,528.05 and 88,131,658.20

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Solution

The fourth proportional to 109,655,018.70, 164,482,528.05 and 88,131,658.20 is: 132,197,487.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,655,018.70 : 164,482,528.05 = 88,131,658.20 : x
  2. Step 2: Convert to fraction form
    109,655,018.70/164,482,528.05 = 88,131,658.20/x
  3. Step 3: Cross multiply
    109,655,018.70x = 164,482,528.05 × 88,131,658.20
  4. Step 4: Simplify right side
    109,655,018.70x = 14,496,117,941,974,514
  5. Step 5: Solve for x
    x = 14,496,117,941,974,514/109,655,018.70
  6. Step 6: Final answer
    x = 132,197,487.30

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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.