Home / 3,902,244,428.79-5,384,957,979.58-2,208,662,711.96

Finding the Fourth Proportional to 3,902,244,428.79, 5,384,957,979.58 and 2,208,662,711.96

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Solution

The fourth proportional to 3,902,244,428.79, 5,384,957,979.58 and 2,208,662,711.96 is: 3,047,875,680.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902,244,428.79 : 5,384,957,979.58 = 2,208,662,711.96 : x
  2. Step 2: Convert to fraction form
    3,902,244,428.79/5,384,957,979.58 = 2,208,662,711.96/x
  3. Step 3: Cross multiply
    3,902,244,428.79x = 5,384,957,979.58 × 2,208,662,711.96
  4. Step 4: Simplify right side
    3,902,244,428.79x = 11,893,555,894,977,746,944
  5. Step 5: Solve for x
    x = 11,893,555,894,977,746,944/3,902,244,428.79
  6. Step 6: Final answer
    x = 3,047,875,680.78

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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.