Home / 575,436,618.56-794,101,039.98-321,115,308.62

Finding the Fourth Proportional to 575,436,618.56, 794,101,039.98 and 321,115,308.62

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Solution

The fourth proportional to 575,436,618.56, 794,101,039.98 and 321,115,308.62 is: 443,138,292.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,436,618.56 : 794,101,039.98 = 321,115,308.62 : x
  2. Step 2: Convert to fraction form
    575,436,618.56/794,101,039.98 = 321,115,308.62/x
  3. Step 3: Cross multiply
    575,436,618.56x = 794,101,039.98 × 321,115,308.62
  4. Step 4: Simplify right side
    575,436,618.56x = 254,998,000,528,640,672
  5. Step 5: Solve for x
    x = 254,998,000,528,640,672/575,436,618.56
  6. Step 6: Final answer
    x = 443,138,292.39

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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.