Home / 299,017,339.20-448,526,008.80-294,986,260.80

Finding the Fourth Proportional to 299,017,339.20, 448,526,008.80 and 294,986,260.80

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Solution

The fourth proportional to 299,017,339.20, 448,526,008.80 and 294,986,260.80 is: 442,479,391.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,017,339.20 : 448,526,008.80 = 294,986,260.80 : x
  2. Step 2: Convert to fraction form
    299,017,339.20/448,526,008.80 = 294,986,260.80/x
  3. Step 3: Cross multiply
    299,017,339.20x = 448,526,008.80 × 294,986,260.80
  4. Step 4: Simplify right side
    299,017,339.20x = 132,309,010,207,459,904
  5. Step 5: Solve for x
    x = 132,309,010,207,459,904/299,017,339.20
  6. Step 6: Final answer
    x = 442,479,391.20

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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.