Home / 88,183,113.30-121,693,169.52-48,493,203.39

Finding the Fourth Proportional to 88,183,113.30, 121,693,169.52 and 48,493,203.39

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Solution

The fourth proportional to 88,183,113.30, 121,693,169.52 and 48,493,203.39 is: 66,920,880.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,183,113.30 : 121,693,169.52 = 48,493,203.39 : x
  2. Step 2: Convert to fraction form
    88,183,113.30/121,693,169.52 = 48,493,203.39/x
  3. Step 3: Cross multiply
    88,183,113.30x = 121,693,169.52 × 48,493,203.39
  4. Step 4: Simplify right side
    88,183,113.30x = 5,901,291,620,707,109
  5. Step 5: Solve for x
    x = 5,901,291,620,707,109/88,183,113.30
  6. Step 6: Final answer
    x = 66,920,880.88

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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.