Home / 299,383,470.10-449,075,205.15-146,127,841.30

Finding the Fourth Proportional to 299,383,470.10, 449,075,205.15 and 146,127,841.30

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Solution

The fourth proportional to 299,383,470.10, 449,075,205.15 and 146,127,841.30 is: 219,191,761.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,383,470.10 : 449,075,205.15 = 146,127,841.30 : x
  2. Step 2: Convert to fraction form
    299,383,470.10/449,075,205.15 = 146,127,841.30/x
  3. Step 3: Cross multiply
    299,383,470.10x = 449,075,205.15 × 146,127,841.30
  4. Step 4: Simplify right side
    299,383,470.10x = 65,622,390,309,924,144
  5. Step 5: Solve for x
    x = 65,622,390,309,924,144/299,383,470.10
  6. Step 6: Final answer
    x = 219,191,761.95

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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.