Home / 575,436,610.18-794,101,028.42-321,115,300.24

Finding the Fourth Proportional to 575,436,610.18, 794,101,028.42 and 321,115,300.24

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Solution

The fourth proportional to 575,436,610.18, 794,101,028.42 and 321,115,300.24 is: 443,138,280.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,436,610.18 : 794,101,028.42 = 321,115,300.24 : x
  2. Step 2: Convert to fraction form
    575,436,610.18/794,101,028.42 = 321,115,300.24/x
  3. Step 3: Cross multiply
    575,436,610.18x = 794,101,028.42 × 321,115,300.24
  4. Step 4: Simplify right side
    575,436,610.18x = 254,997,990,160,798,624
  5. Step 5: Solve for x
    x = 254,997,990,160,798,624/575,436,610.18
  6. Step 6: Final answer
    x = 443,138,280.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.