Home / 575,436,610.56-794,101,028.94-321,115,300.62

Finding the Fourth Proportional to 575,436,610.56, 794,101,028.94 and 321,115,300.62

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Solution

The fourth proportional to 575,436,610.56, 794,101,028.94 and 321,115,300.62 is: 443,138,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,436,610.56 : 794,101,028.94 = 321,115,300.62 : x
  2. Step 2: Convert to fraction form
    575,436,610.56/794,101,028.94 = 321,115,300.62/x
  3. Step 3: Cross multiply
    575,436,610.56x = 794,101,028.94 × 321,115,300.62
  4. Step 4: Simplify right side
    575,436,610.56x = 254,997,990,630,719,456
  5. Step 5: Solve for x
    x = 254,997,990,630,719,456/575,436,610.56
  6. Step 6: Final answer
    x = 443,138,281.35

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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.