Home / 272,158,062.60-408,235,925.07-75,420,910.77

Finding the Fourth Proportional to 272,158,062.60, 408,235,925.07 and 75,420,910.77

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Solution

The fourth proportional to 272,158,062.60, 408,235,925.07 and 75,420,910.77 is: 113,131,042.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,158,062.60 : 408,235,925.07 = 75,420,910.77 : x
  2. Step 2: Convert to fraction form
    272,158,062.60/408,235,925.07 = 75,420,910.77/x
  3. Step 3: Cross multiply
    272,158,062.60x = 408,235,925.07 × 75,420,910.77
  4. Step 4: Simplify right side
    272,158,062.60x = 30,789,525,277,812,872
  5. Step 5: Solve for x
    x = 30,789,525,277,812,872/272,158,062.60
  6. Step 6: Final answer
    x = 113,131,042.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.