Home / 835,508,719.40-1,253,263,079.10-222,092,945.15

Finding the Fourth Proportional to 835,508,719.40, 1,253,263,079.10 and 222,092,945.15

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Solution

The fourth proportional to 835,508,719.40, 1,253,263,079.10 and 222,092,945.15 is: 333,139,417.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,508,719.40 : 1,253,263,079.10 = 222,092,945.15 : x
  2. Step 2: Convert to fraction form
    835,508,719.40/1,253,263,079.10 = 222,092,945.15/x
  3. Step 3: Cross multiply
    835,508,719.40x = 1,253,263,079.10 × 222,092,945.15
  4. Step 4: Simplify right side
    835,508,719.40x = 278,340,888,285,076,384
  5. Step 5: Solve for x
    x = 278,340,888,285,076,384/835,508,719.40
  6. Step 6: Final answer
    x = 333,139,417.73

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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.