Home / 279,433,335.60-419,150,003.40-133,791,929.55

Finding the Fourth Proportional to 279,433,335.60, 419,150,003.40 and 133,791,929.55

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Solution

The fourth proportional to 279,433,335.60, 419,150,003.40 and 133,791,929.55 is: 200,687,894.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,433,335.60 : 419,150,003.40 = 133,791,929.55 : x
  2. Step 2: Convert to fraction form
    279,433,335.60/419,150,003.40 = 133,791,929.55/x
  3. Step 3: Cross multiply
    279,433,335.60x = 419,150,003.40 × 133,791,929.55
  4. Step 4: Simplify right side
    279,433,335.60x = 56,078,887,725,775,056
  5. Step 5: Solve for x
    x = 56,078,887,725,775,056/279,433,335.60
  6. Step 6: Final answer
    x = 200,687,894.33

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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.