Home / 245,595,920.44-338,920,615.45-134,086,757.61

Finding the Fourth Proportional to 245,595,920.44, 338,920,615.45 and 134,086,757.61

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Solution

The fourth proportional to 245,595,920.44, 338,920,615.45 and 134,086,757.61 is: 185,038,767.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,595,920.44 : 338,920,615.45 = 134,086,757.61 : x
  2. Step 2: Convert to fraction form
    245,595,920.44/338,920,615.45 = 134,086,757.61/x
  3. Step 3: Cross multiply
    245,595,920.44x = 338,920,615.45 × 134,086,757.61
  4. Step 4: Simplify right side
    245,595,920.44x = 45,444,766,412,876,168
  5. Step 5: Solve for x
    x = 45,444,766,412,876,168/245,595,920.44
  6. Step 6: Final answer
    x = 185,038,767.47

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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.