Home / 163,556,560.35-245,381,194.13-66,581,833.95

Finding the Fourth Proportional to 163,556,560.35, 245,381,194.13 and 66,581,833.95

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Solution

The fourth proportional to 163,556,560.35, 245,381,194.13 and 66,581,833.95 is: 99,891,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,556,560.35 : 245,381,194.13 = 66,581,833.95 : x
  2. Step 2: Convert to fraction form
    163,556,560.35/245,381,194.13 = 66,581,833.95/x
  3. Step 3: Cross multiply
    163,556,560.35x = 245,381,194.13 × 66,581,833.95
  4. Step 4: Simplify right side
    163,556,560.35x = 16,337,929,921,683,466
  5. Step 5: Solve for x
    x = 16,337,929,921,683,466/163,556,560.35
  6. Step 6: Final answer
    x = 99,891,620.90

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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.