Home / 7,896,906,195.33-11,845,239,719.85-1,921,088,641.71

Finding the Fourth Proportional to 7,896,906,195.33, 11,845,239,719.85 and 1,921,088,641.71

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Solution

The fourth proportional to 7,896,906,195.33, 11,845,239,719.85 and 1,921,088,641.71 is: 2,881,603,873.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,896,906,195.33 : 11,845,239,719.85 = 1,921,088,641.71 : x
  2. Step 2: Convert to fraction form
    7,896,906,195.33/11,845,239,719.85 = 1,921,088,641.71/x
  3. Step 3: Cross multiply
    7,896,906,195.33x = 11,845,239,719.85 × 1,921,088,641.71
  4. Step 4: Simplify right side
    7,896,906,195.33x = 22,755,755,484,135,976,960
  5. Step 5: Solve for x
    x = 22,755,755,484,135,976,960/7,896,906,195.33
  6. Step 6: Final answer
    x = 2,881,603,873.88

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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.