Home / 109,655,717.20-164,483,575.80-88,132,356.70

Finding the Fourth Proportional to 109,655,717.20, 164,483,575.80 and 88,132,356.70

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Solution

The fourth proportional to 109,655,717.20, 164,483,575.80 and 88,132,356.70 is: 132,198,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,655,717.20 : 164,483,575.80 = 88,132,356.70 : x
  2. Step 2: Convert to fraction form
    109,655,717.20/164,483,575.80 = 88,132,356.70/x
  3. Step 3: Cross multiply
    109,655,717.20x = 164,483,575.80 × 88,132,356.70
  4. Step 4: Simplify right side
    109,655,717.20x = 14,496,325,173,697,090
  5. Step 5: Solve for x
    x = 14,496,325,173,697,090/109,655,717.20
  6. Step 6: Final answer
    x = 132,198,535.05

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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.