Home / 269,025,899.76-402,064,819.38-196,395,623.28

Finding the Fourth Proportional to 269,025,899.76, 402,064,819.38 and 196,395,623.28

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Solution

The fourth proportional to 269,025,899.76, 402,064,819.38 and 196,395,623.28 is: 293,517,356.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,025,899.76 : 402,064,819.38 = 196,395,623.28 : x
  2. Step 2: Convert to fraction form
    269,025,899.76/402,064,819.38 = 196,395,623.28/x
  3. Step 3: Cross multiply
    269,025,899.76x = 402,064,819.38 × 196,395,623.28
  4. Step 4: Simplify right side
    269,025,899.76x = 78,963,770,801,095,728
  5. Step 5: Solve for x
    x = 78,963,770,801,095,728/269,025,899.76
  6. Step 6: Final answer
    x = 293,517,356.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.