Home / 575,436,604.63-794,101,020.79-321,115,294.70

Finding the Fourth Proportional to 575,436,604.63, 794,101,020.79 and 321,115,294.70

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Solution

The fourth proportional to 575,436,604.63, 794,101,020.79 and 321,115,294.70 is: 443,138,273.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,436,604.63 : 794,101,020.79 = 321,115,294.70 : x
  2. Step 2: Convert to fraction form
    575,436,604.63/794,101,020.79 = 321,115,294.70/x
  3. Step 3: Cross multiply
    575,436,604.63x = 794,101,020.79 × 321,115,294.70
  4. Step 4: Simplify right side
    575,436,604.63x = 254,997,983,313,645,888
  5. Step 5: Solve for x
    x = 254,997,983,313,645,888/575,436,604.63
  6. Step 6: Final answer
    x = 443,138,273.20

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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.