Home / 3,953,785,096.05-5,456,306,788.52-2,169,622,942.80

Finding the Fourth Proportional to 3,953,785,096.05, 5,456,306,788.52 and 2,169,622,942.80

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Solution

The fourth proportional to 3,953,785,096.05, 5,456,306,788.52 and 2,169,622,942.80 is: 2,994,125,402.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953,785,096.05 : 5,456,306,788.52 = 2,169,622,942.80 : x
  2. Step 2: Convert to fraction form
    3,953,785,096.05/5,456,306,788.52 = 2,169,622,942.80/x
  3. Step 3: Cross multiply
    3,953,785,096.05x = 5,456,306,788.52 × 2,169,622,942.80
  4. Step 4: Simplify right side
    3,953,785,096.05x = 11,838,128,391,317,532,672
  5. Step 5: Solve for x
    x = 11,838,128,391,317,532,672/3,953,785,096.05
  6. Step 6: Final answer
    x = 2,994,125,402.30

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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.