Home / 518,542,150,937.16-715,596,640,253.32-283,893,524,273.82

Finding the Fourth Proportional to 518,542,150,937.16, 715,596,640,253.32 and 283,893,524,273.82

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Solution

The fourth proportional to 518,542,150,937.16, 715,596,640,253.32 and 283,893,524,273.82 is: 391,777,701,760.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,542,150,937.16 : 715,596,640,253.32 = 283,893,524,273.82 : x
  2. Step 2: Convert to fraction form
    518,542,150,937.16/715,596,640,253.32 = 283,893,524,273.82/x
  3. Step 3: Cross multiply
    518,542,150,937.16x = 715,596,640,253.32 × 283,893,524,273.82
  4. Step 4: Simplify right side
    518,542,150,937.16x = 203,153,252,160,019,927,924,736
  5. Step 5: Solve for x
    x = 203,153,252,160,019,927,924,736/518,542,150,937.16
  6. Step 6: Final answer
    x = 391,777,701,760.33

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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.