Home / 132,860,477.80-199,290,716.70-111,815,414.20

Finding the Fourth Proportional to 132,860,477.80, 199,290,716.70 and 111,815,414.20

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Solution

The fourth proportional to 132,860,477.80, 199,290,716.70 and 111,815,414.20 is: 167,723,121.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,860,477.80 : 199,290,716.70 = 111,815,414.20 : x
  2. Step 2: Convert to fraction form
    132,860,477.80/199,290,716.70 = 111,815,414.20/x
  3. Step 3: Cross multiply
    132,860,477.80x = 199,290,716.70 × 111,815,414.20
  4. Step 4: Simplify right side
    132,860,477.80x = 22,283,774,034,025,356
  5. Step 5: Solve for x
    x = 22,283,774,034,025,356/132,860,477.80
  6. Step 6: Final answer
    x = 167,723,121.30

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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.