Home / 295,488,082.20-443,232,123.30-281,379,307.80

Finding the Fourth Proportional to 295,488,082.20, 443,232,123.30 and 281,379,307.80

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Solution

The fourth proportional to 295,488,082.20, 443,232,123.30 and 281,379,307.80 is: 422,068,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,082.20 : 443,232,123.30 = 281,379,307.80 : x
  2. Step 2: Convert to fraction form
    295,488,082.20/443,232,123.30 = 281,379,307.80/x
  3. Step 3: Cross multiply
    295,488,082.20x = 443,232,123.30 × 281,379,307.80
  4. Step 4: Simplify right side
    295,488,082.20x = 124,716,348,048,878,256
  5. Step 5: Solve for x
    x = 124,716,348,048,878,256/295,488,082.20
  6. Step 6: Final answer
    x = 422,068,961.70

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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.