Home / 7,508,898,624.92-11,263,778,367.78-1,988,013,196.76

Finding the Fourth Proportional to 7,508,898,624.92, 11,263,778,367.78 and 1,988,013,196.76

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Solution

The fourth proportional to 7,508,898,624.92, 11,263,778,367.78 and 1,988,013,196.76 is: 2,982,133,753.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508,898,624.92 : 11,263,778,367.78 = 1,988,013,196.76 : x
  2. Step 2: Convert to fraction form
    7,508,898,624.92/11,263,778,367.78 = 1,988,013,196.76/x
  3. Step 3: Cross multiply
    7,508,898,624.92x = 11,263,778,367.78 × 1,988,013,196.76
  4. Step 4: Simplify right side
    7,508,898,624.92x = 22,392,540,040,526,454,784
  5. Step 5: Solve for x
    x = 22,392,540,040,526,454,784/7,508,898,624.92
  6. Step 6: Final answer
    x = 2,982,133,753.44

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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.