Home / 408,067,269.20-612,100,903.80-224,401,259.60

Finding the Fourth Proportional to 408,067,269.20, 612,100,903.80 and 224,401,259.60

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Solution

The fourth proportional to 408,067,269.20, 612,100,903.80 and 224,401,259.60 is: 336,601,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,067,269.20 : 612,100,903.80 = 224,401,259.60 : x
  2. Step 2: Convert to fraction form
    408,067,269.20/612,100,903.80 = 224,401,259.60/x
  3. Step 3: Cross multiply
    408,067,269.20x = 612,100,903.80 × 224,401,259.60
  4. Step 4: Simplify right side
    408,067,269.20x = 137,356,213,815,018,416
  5. Step 5: Solve for x
    x = 137,356,213,815,018,416/408,067,269.20
  6. Step 6: Final answer
    x = 336,601,889.40

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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.