Home / 295,488,050.80-443,232,076.20-279,615,679.60

Finding the Fourth Proportional to 295,488,050.80, 443,232,076.20 and 279,615,679.60

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Solution

The fourth proportional to 295,488,050.80, 443,232,076.20 and 279,615,679.60 is: 419,423,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,050.80 : 443,232,076.20 = 279,615,679.60 : x
  2. Step 2: Convert to fraction form
    295,488,050.80/443,232,076.20 = 279,615,679.60/x
  3. Step 3: Cross multiply
    295,488,050.80x = 443,232,076.20 × 279,615,679.60
  4. Step 4: Simplify right side
    295,488,050.80x = 123,934,638,207,182,000
  5. Step 5: Solve for x
    x = 123,934,638,207,182,000/295,488,050.80
  6. Step 6: Final answer
    x = 419,423,519.40

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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.