Home / 112,063,019-167,749,764.85-73,117,611.90

Finding the Fourth Proportional to 112,063,019, 167,749,764.85 and 73,117,611.90

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Solution

The fourth proportional to 112,063,019, 167,749,764.85 and 73,117,611.90 is: 109,451,470.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,063,019 : 167,749,764.85 = 73,117,611.90 : x
  2. Step 2: Convert to fraction form
    112,063,019/167,749,764.85 = 73,117,611.90/x
  3. Step 3: Cross multiply
    112,063,019x = 167,749,764.85 × 73,117,611.90
  4. Step 4: Simplify right side
    112,063,019x = 12,265,462,202,618,562
  5. Step 5: Solve for x
    x = 12,265,462,202,618,562/112,063,019
  6. Step 6: Final answer
    x = 109,451,470.36

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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.