Home / 367,044,009.10-550,566,013.65-257,992,315.90

Finding the Fourth Proportional to 367,044,009.10, 550,566,013.65 and 257,992,315.90

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Solution

The fourth proportional to 367,044,009.10, 550,566,013.65 and 257,992,315.90 is: 386,988,473.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,044,009.10 : 550,566,013.65 = 257,992,315.90 : x
  2. Step 2: Convert to fraction form
    367,044,009.10/550,566,013.65 = 257,992,315.90/x
  3. Step 3: Cross multiply
    367,044,009.10x = 550,566,013.65 × 257,992,315.90
  4. Step 4: Simplify right side
    367,044,009.10x = 142,041,800,917,394,512
  5. Step 5: Solve for x
    x = 142,041,800,917,394,512/367,044,009.10
  6. Step 6: Final answer
    x = 386,988,473.85

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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.