Home / 112,432,400.10-168,648,600.15-54,961,539.30

Finding the Fourth Proportional to 112,432,400.10, 168,648,600.15 and 54,961,539.30

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Solution

The fourth proportional to 112,432,400.10, 168,648,600.15 and 54,961,539.30 is: 82,442,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,432,400.10 : 168,648,600.15 = 54,961,539.30 : x
  2. Step 2: Convert to fraction form
    112,432,400.10/168,648,600.15 = 54,961,539.30/x
  3. Step 3: Cross multiply
    112,432,400.10x = 168,648,600.15 × 54,961,539.30
  4. Step 4: Simplify right side
    112,432,400.10x = 9,269,186,665,034,210
  5. Step 5: Solve for x
    x = 9,269,186,665,034,210/112,432,400.10
  6. Step 6: Final answer
    x = 82,442,308.95

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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.