Home / 2,215,292,279.57-3,322,944,047.45-905,194,333.76

Finding the Fourth Proportional to 2,215,292,279.57, 3,322,944,047.45 and 905,194,333.76

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Solution

The fourth proportional to 2,215,292,279.57, 3,322,944,047.45 and 905,194,333.76 is: 1,357,793,800.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,292,279.57 : 3,322,944,047.45 = 905,194,333.76 : x
  2. Step 2: Convert to fraction form
    2,215,292,279.57/3,322,944,047.45 = 905,194,333.76/x
  3. Step 3: Cross multiply
    2,215,292,279.57x = 3,322,944,047.45 × 905,194,333.76
  4. Step 4: Simplify right side
    2,215,292,279.57x = 3,007,910,123,138,908,672
  5. Step 5: Solve for x
    x = 3,007,910,123,138,908,672/2,215,292,279.57
  6. Step 6: Final answer
    x = 1,357,793,800.34

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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.