Home / 294,992,000.80-442,488,001.20-204,218,087.20

Finding the Fourth Proportional to 294,992,000.80, 442,488,001.20 and 204,218,087.20

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Solution

The fourth proportional to 294,992,000.80, 442,488,001.20 and 204,218,087.20 is: 306,327,130.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,992,000.80 : 442,488,001.20 = 204,218,087.20 : x
  2. Step 2: Convert to fraction form
    294,992,000.80/442,488,001.20 = 204,218,087.20/x
  3. Step 3: Cross multiply
    294,992,000.80x = 442,488,001.20 × 204,218,087.20
  4. Step 4: Simplify right side
    294,992,000.80x = 90,364,053,214,015,296
  5. Step 5: Solve for x
    x = 90,364,053,214,015,296/294,992,000.80
  6. Step 6: Final answer
    x = 306,327,130.80

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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.