Home / 88,358,543.56-121,933,627.86-48,665,312.20

Finding the Fourth Proportional to 88,358,543.56, 121,933,627.86 and 48,665,312.20

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Solution

The fourth proportional to 88,358,543.56, 121,933,627.86 and 48,665,312.20 is: 67,157,490.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,358,543.56 : 121,933,627.86 = 48,665,312.20 : x
  2. Step 2: Convert to fraction form
    88,358,543.56/121,933,627.86 = 48,665,312.20/x
  3. Step 3: Cross multiply
    88,358,543.56x = 121,933,627.86 × 48,665,312.20
  4. Step 4: Simplify right side
    88,358,543.56x = 5,933,938,067,485,518
  5. Step 5: Solve for x
    x = 5,933,938,067,485,518/88,358,543.56
  6. Step 6: Final answer
    x = 67,157,490.70

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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.