Home / 154,062,046.28-212,248,305.72-107,578,673.48

Finding the Fourth Proportional to 154,062,046.28, 212,248,305.72 and 107,578,673.48

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Solution

The fourth proportional to 154,062,046.28, 212,248,305.72 and 107,578,673.48 is: 148,209,060.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,062,046.28 : 212,248,305.72 = 107,578,673.48 : x
  2. Step 2: Convert to fraction form
    154,062,046.28/212,248,305.72 = 107,578,673.48/x
  3. Step 3: Cross multiply
    154,062,046.28x = 212,248,305.72 × 107,578,673.48
  4. Step 4: Simplify right side
    154,062,046.28x = 22,833,391,177,735,096
  5. Step 5: Solve for x
    x = 22,833,391,177,735,096/154,062,046.28
  6. Step 6: Final answer
    x = 148,209,060.76

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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.