Home / 431,520,065.60-647,078,860.11-224,202,741.80

Finding the Fourth Proportional to 431,520,065.60, 647,078,860.11 and 224,202,741.80

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Solution

The fourth proportional to 431,520,065.60, 647,078,860.11 and 224,202,741.80 is: 336,199,556.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,520,065.60 : 647,078,860.11 = 224,202,741.80 : x
  2. Step 2: Convert to fraction form
    431,520,065.60/647,078,860.11 = 224,202,741.80/x
  3. Step 3: Cross multiply
    431,520,065.60x = 647,078,860.11 × 224,202,741.80
  4. Step 4: Simplify right side
    431,520,065.60x = 145,076,854,597,480,672
  5. Step 5: Solve for x
    x = 145,076,854,597,480,672/431,520,065.60
  6. Step 6: Final answer
    x = 336,199,556.32

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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.