Home / 418,878,359.26-628,107,324.45-244,057,889.86

Finding the Fourth Proportional to 418,878,359.26, 628,107,324.45 and 244,057,889.86

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Solution

The fourth proportional to 418,878,359.26, 628,107,324.45 and 244,057,889.86 is: 365,964,354.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,878,359.26 : 628,107,324.45 = 244,057,889.86 : x
  2. Step 2: Convert to fraction form
    418,878,359.26/628,107,324.45 = 244,057,889.86/x
  3. Step 3: Cross multiply
    418,878,359.26x = 628,107,324.45 × 244,057,889.86
  4. Step 4: Simplify right side
    418,878,359.26x = 153,294,548,210,877,408
  5. Step 5: Solve for x
    x = 153,294,548,210,877,408/418,878,359.26
  6. Step 6: Final answer
    x = 365,964,354.14

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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.