Home / 279,049,584.86-385,125,096.42-160,018,758.28

Finding the Fourth Proportional to 279,049,584.86, 385,125,096.42 and 160,018,758.28

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Solution

The fourth proportional to 279,049,584.86, 385,125,096.42 and 160,018,758.28 is: 220,846,914.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,049,584.86 : 385,125,096.42 = 160,018,758.28 : x
  2. Step 2: Convert to fraction form
    279,049,584.86/385,125,096.42 = 160,018,758.28/x
  3. Step 3: Cross multiply
    279,049,584.86x = 385,125,096.42 × 160,018,758.28
  4. Step 4: Simplify right side
    279,049,584.86x = 61,627,239,711,593,680
  5. Step 5: Solve for x
    x = 61,627,239,711,593,680/279,049,584.86
  6. Step 6: Final answer
    x = 220,846,914.15

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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.