Home / 299,448,001.30-449,172,001.95-255,610,023.70

Finding the Fourth Proportional to 299,448,001.30, 449,172,001.95 and 255,610,023.70

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Solution

The fourth proportional to 299,448,001.30, 449,172,001.95 and 255,610,023.70 is: 383,415,035.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,448,001.30 : 449,172,001.95 = 255,610,023.70 : x
  2. Step 2: Convert to fraction form
    299,448,001.30/449,172,001.95 = 255,610,023.70/x
  3. Step 3: Cross multiply
    299,448,001.30x = 449,172,001.95 × 255,610,023.70
  4. Step 4: Simplify right side
    299,448,001.30x = 114,812,866,063,815,936
  5. Step 5: Solve for x
    x = 114,812,866,063,815,936/299,448,001.30
  6. Step 6: Final answer
    x = 383,415,035.55

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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.