Home / 275,285,696.59-412,917,346.18-68,018,887.56

Finding the Fourth Proportional to 275,285,696.59, 412,917,346.18 and 68,018,887.56

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Solution

The fourth proportional to 275,285,696.59, 412,917,346.18 and 68,018,887.56 is: 102,025,564.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,285,696.59 : 412,917,346.18 = 68,018,887.56 : x
  2. Step 2: Convert to fraction form
    275,285,696.59/412,917,346.18 = 68,018,887.56/x
  3. Step 3: Cross multiply
    275,285,696.59x = 412,917,346.18 × 68,018,887.56
  4. Step 4: Simplify right side
    275,285,696.59x = 28,086,178,541,391,016
  5. Step 5: Solve for x
    x = 28,086,178,541,391,016/275,285,696.59
  6. Step 6: Final answer
    x = 102,025,564.31

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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.