Home / 924,055,640.78-1,275,259,349.22-522,029,954.48

Finding the Fourth Proportional to 924,055,640.78, 1,275,259,349.22 and 522,029,954.48

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Solution

The fourth proportional to 924,055,640.78, 1,275,259,349.22 and 522,029,954.48 is: 720,436,682.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,055,640.78 : 1,275,259,349.22 = 522,029,954.48 : x
  2. Step 2: Convert to fraction form
    924,055,640.78/1,275,259,349.22 = 522,029,954.48/x
  3. Step 3: Cross multiply
    924,055,640.78x = 1,275,259,349.22 × 522,029,954.48
  4. Step 4: Simplify right side
    924,055,640.78x = 665,723,580,023,511,040
  5. Step 5: Solve for x
    x = 665,723,580,023,511,040/924,055,640.78
  6. Step 6: Final answer
    x = 720,436,682.21

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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.