Home / 225,801,461.40-311,025,424.05-159,608,159.81

Finding the Fourth Proportional to 225,801,461.40, 311,025,424.05 and 159,608,159.81

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Solution

The fourth proportional to 225,801,461.40, 311,025,424.05 and 159,608,159.81 is: 219,848,867.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,801,461.40 : 311,025,424.05 = 159,608,159.81 : x
  2. Step 2: Convert to fraction form
    225,801,461.40/311,025,424.05 = 159,608,159.81/x
  3. Step 3: Cross multiply
    225,801,461.40x = 311,025,424.05 × 159,608,159.81
  4. Step 4: Simplify right side
    225,801,461.40x = 49,642,195,586,356,640
  5. Step 5: Solve for x
    x = 49,642,195,586,356,640/225,801,461.40
  6. Step 6: Final answer
    x = 219,848,867.58

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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.