Home / 542,981,894.04-814,723,328.84-247,967,452.58

Finding the Fourth Proportional to 542,981,894.04, 814,723,328.84 and 247,967,452.58

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Solution

The fourth proportional to 542,981,894.04, 814,723,328.84 and 247,967,452.58 is: 372,065,570.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,981,894.04 : 814,723,328.84 = 247,967,452.58 : x
  2. Step 2: Convert to fraction form
    542,981,894.04/814,723,328.84 = 247,967,452.58/x
  3. Step 3: Cross multiply
    542,981,894.04x = 814,723,328.84 × 247,967,452.58
  4. Step 4: Simplify right side
    542,981,894.04x = 202,024,868,404,639,008
  5. Step 5: Solve for x
    x = 202,024,868,404,639,008/542,981,894.04
  6. Step 6: Final answer
    x = 372,065,570.92

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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.