Home / 261,455,067.24-360,796,354.23-149,865,909.56

Finding the Fourth Proportional to 261,455,067.24, 360,796,354.23 and 149,865,909.56

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Solution

The fourth proportional to 261,455,067.24, 360,796,354.23 and 149,865,909.56 is: 206,808,283.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,455,067.24 : 360,796,354.23 = 149,865,909.56 : x
  2. Step 2: Convert to fraction form
    261,455,067.24/360,796,354.23 = 149,865,909.56/x
  3. Step 3: Cross multiply
    261,455,067.24x = 360,796,354.23 × 149,865,909.56
  4. Step 4: Simplify right side
    261,455,067.24x = 54,071,073,793,905,840
  5. Step 5: Solve for x
    x = 54,071,073,793,905,840/261,455,067.24
  6. Step 6: Final answer
    x = 206,808,283.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.