Home / 299,382,337.05-449,073,505.58-255,544,359.45

Finding the Fourth Proportional to 299,382,337.05, 449,073,505.58 and 255,544,359.45

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Solution

The fourth proportional to 299,382,337.05, 449,073,505.58 and 255,544,359.45 is: 383,316,539.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,382,337.05 : 449,073,505.58 = 255,544,359.45 : x
  2. Step 2: Convert to fraction form
    299,382,337.05/449,073,505.58 = 255,544,359.45/x
  3. Step 3: Cross multiply
    299,382,337.05x = 449,073,505.58 × 255,544,359.45
  4. Step 4: Simplify right side
    299,382,337.05x = 114,758,201,328,129,376
  5. Step 5: Solve for x
    x = 114,758,201,328,129,376/299,382,337.05
  6. Step 6: Final answer
    x = 383,316,539.18

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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.