Home / 681,040,159.92-1,021,560,253.44-163,470,600.48

Finding the Fourth Proportional to 681,040,159.92, 1,021,560,253.44 and 163,470,600.48

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Solution

The fourth proportional to 681,040,159.92, 1,021,560,253.44 and 163,470,600.48 is: 245,205,903.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,040,159.92 : 1,021,560,253.44 = 163,470,600.48 : x
  2. Step 2: Convert to fraction form
    681,040,159.92/1,021,560,253.44 = 163,470,600.48/x
  3. Step 3: Cross multiply
    681,040,159.92x = 1,021,560,253.44 × 163,470,600.48
  4. Step 4: Simplify right side
    681,040,159.92x = 166,995,068,056,337,792
  5. Step 5: Solve for x
    x = 166,995,068,056,337,792/681,040,159.92
  6. Step 6: Final answer
    x = 245,205,903.97

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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.