Home / 88,358,486.56-121,933,549.20-48,665,255.20

Finding the Fourth Proportional to 88,358,486.56, 121,933,549.20 and 48,665,255.20

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Solution

The fourth proportional to 88,358,486.56, 121,933,549.20 and 48,665,255.20 is: 67,157,412.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,358,486.56 : 121,933,549.20 = 48,665,255.20 : x
  2. Step 2: Convert to fraction form
    88,358,486.56/121,933,549.20 = 48,665,255.20/x
  3. Step 3: Cross multiply
    88,358,486.56x = 121,933,549.20 × 48,665,255.20
  4. Step 4: Simplify right side
    88,358,486.56x = 5,933,927,289,259,756
  5. Step 5: Solve for x
    x = 5,933,927,289,259,756/88,358,486.56
  6. Step 6: Final answer
    x = 67,157,412.04

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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.