Home / 575,436,609.19-794,101,027.07-321,115,299.25

Finding the Fourth Proportional to 575,436,609.19, 794,101,027.07 and 321,115,299.25

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Solution

The fourth proportional to 575,436,609.19, 794,101,027.07 and 321,115,299.25 is: 443,138,279.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,436,609.19 : 794,101,027.07 = 321,115,299.25 : x
  2. Step 2: Convert to fraction form
    575,436,609.19/794,101,027.07 = 321,115,299.25/x
  3. Step 3: Cross multiply
    575,436,609.19x = 794,101,027.07 × 321,115,299.25
  4. Step 4: Simplify right side
    575,436,609.19x = 254,997,988,941,132,928
  5. Step 5: Solve for x
    x = 254,997,988,941,132,928/575,436,609.19
  6. Step 6: Final answer
    x = 443,138,279.47

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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.