Home / 575,436,606.80-794,101,023.77-321,115,296.86

Finding the Fourth Proportional to 575,436,606.80, 794,101,023.77 and 321,115,296.86

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Solution

The fourth proportional to 575,436,606.80, 794,101,023.77 and 321,115,296.86 is: 443,138,276.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,436,606.80 : 794,101,023.77 = 321,115,296.86 : x
  2. Step 2: Convert to fraction form
    575,436,606.80/794,101,023.77 = 321,115,296.86/x
  3. Step 3: Cross multiply
    575,436,606.80x = 794,101,023.77 × 321,115,296.86
  4. Step 4: Simplify right side
    575,436,606.80x = 254,997,985,979,157,408
  5. Step 5: Solve for x
    x = 254,997,985,979,157,408/575,436,606.80
  6. Step 6: Final answer
    x = 443,138,276.17

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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.