Home / 88,206,343.58-121,719,753.96-49,047,279.50

Finding the Fourth Proportional to 88,206,343.58, 121,719,753.96 and 49,047,279.50

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Solution

The fourth proportional to 88,206,343.58, 121,719,753.96 and 49,047,279.50 is: 67,682,465.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,206,343.58 : 121,719,753.96 = 49,047,279.50 : x
  2. Step 2: Convert to fraction form
    88,206,343.58/121,719,753.96 = 49,047,279.50/x
  3. Step 3: Cross multiply
    88,206,343.58x = 121,719,753.96 × 49,047,279.50
  4. Step 4: Simplify right side
    88,206,343.58x = 5,970,022,793,147,351
  5. Step 5: Solve for x
    x = 5,970,022,793,147,351/88,206,343.58
  6. Step 6: Final answer
    x = 67,682,465.35

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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.