Home / 151,571,436.62-209,171,306.63-88,892,741.86

Finding the Fourth Proportional to 151,571,436.62, 209,171,306.63 and 88,892,741.86

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Solution

The fourth proportional to 151,571,436.62, 209,171,306.63 and 88,892,741.86 is: 122,673,581.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,571,436.62 : 209,171,306.63 = 88,892,741.86 : x
  2. Step 2: Convert to fraction form
    151,571,436.62/209,171,306.63 = 88,892,741.86/x
  3. Step 3: Cross multiply
    151,571,436.62x = 209,171,306.63 × 88,892,741.86
  4. Step 4: Simplify right side
    151,571,436.62x = 18,593,810,964,478,800
  5. Step 5: Solve for x
    x = 18,593,810,964,478,800/151,571,436.62
  6. Step 6: Final answer
    x = 122,673,581.38

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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.