Home / 295,488,472.80-443,232,709.20-279,616,101.60

Finding the Fourth Proportional to 295,488,472.80, 443,232,709.20 and 279,616,101.60

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Solution

The fourth proportional to 295,488,472.80, 443,232,709.20 and 279,616,101.60 is: 419,424,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,472.80 : 443,232,709.20 = 279,616,101.60 : x
  2. Step 2: Convert to fraction form
    295,488,472.80/443,232,709.20 = 279,616,101.60/x
  3. Step 3: Cross multiply
    295,488,472.80x = 443,232,709.20 × 279,616,101.60
  4. Step 4: Simplify right side
    295,488,472.80x = 123,935,002,248,110,464
  5. Step 5: Solve for x
    x = 123,935,002,248,110,464/295,488,472.80
  6. Step 6: Final answer
    x = 419,424,152.40

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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.