Home / 274,085,840.61-410,964,530.58-87,259,042.53

Finding the Fourth Proportional to 274,085,840.61, 410,964,530.58 and 87,259,042.53

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Solution

The fourth proportional to 274,085,840.61, 410,964,530.58 and 87,259,042.53 is: 130,836,278.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,085,840.61 : 410,964,530.58 = 87,259,042.53 : x
  2. Step 2: Convert to fraction form
    274,085,840.61/410,964,530.58 = 87,259,042.53/x
  3. Step 3: Cross multiply
    274,085,840.61x = 410,964,530.58 × 87,259,042.53
  4. Step 4: Simplify right side
    274,085,840.61x = 35,860,371,452,201,704
  5. Step 5: Solve for x
    x = 35,860,371,452,201,704/274,085,840.61
  6. Step 6: Final answer
    x = 130,836,278.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.