Home / 835,508,733.40-1,253,263,100.10-222,092,959.15

Finding the Fourth Proportional to 835,508,733.40, 1,253,263,100.10 and 222,092,959.15

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Solution

The fourth proportional to 835,508,733.40, 1,253,263,100.10 and 222,092,959.15 is: 333,139,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,508,733.40 : 1,253,263,100.10 = 222,092,959.15 : x
  2. Step 2: Convert to fraction form
    835,508,733.40/1,253,263,100.10 = 222,092,959.15/x
  3. Step 3: Cross multiply
    835,508,733.40x = 1,253,263,100.10 × 222,092,959.15
  4. Step 4: Simplify right side
    835,508,733.40x = 278,340,910,494,711,648
  5. Step 5: Solve for x
    x = 278,340,910,494,711,648/835,508,733.40
  6. Step 6: Final answer
    x = 333,139,438.73

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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.