Home / 360,416,729.92-540,676,882.56-111,441,389.12

Finding the Fourth Proportional to 360,416,729.92, 540,676,882.56 and 111,441,389.12

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Solution

The fourth proportional to 360,416,729.92, 540,676,882.56 and 111,441,389.12 is: 167,178,096.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,416,729.92 : 540,676,882.56 = 111,441,389.12 : x
  2. Step 2: Convert to fraction form
    360,416,729.92/540,676,882.56 = 111,441,389.12/x
  3. Step 3: Cross multiply
    360,416,729.92x = 540,676,882.56 × 111,441,389.12
  4. Step 4: Simplify right side
    360,416,729.92x = 60,253,782,857,557,496
  5. Step 5: Solve for x
    x = 60,253,782,857,557,496/360,416,729.92
  6. Step 6: Final answer
    x = 167,178,096.51

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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.