Home / 88,071,834.14-121,540,633.90-48,381,039.14

Finding the Fourth Proportional to 88,071,834.14, 121,540,633.90 and 48,381,039.14

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Solution

The fourth proportional to 88,071,834.14, 121,540,633.90 and 48,381,039.14 is: 66,766,659.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,071,834.14 : 121,540,633.90 = 48,381,039.14 : x
  2. Step 2: Convert to fraction form
    88,071,834.14/121,540,633.90 = 48,381,039.14/x
  3. Step 3: Cross multiply
    88,071,834.14x = 121,540,633.90 × 48,381,039.14
  4. Step 4: Simplify right side
    88,071,834.14x = 5,880,262,165,816,311
  5. Step 5: Solve for x
    x = 5,880,262,165,816,311/88,071,834.14
  6. Step 6: Final answer
    x = 66,766,659.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.