Home / 163,744,660.93-225,965,918.29-89,404,991.07

Finding the Fourth Proportional to 163,744,660.93, 225,965,918.29 and 89,404,991.07

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Solution

The fourth proportional to 163,744,660.93, 225,965,918.29 and 89,404,991.07 is: 123,377,951.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,744,660.93 : 225,965,918.29 = 89,404,991.07 : x
  2. Step 2: Convert to fraction form
    163,744,660.93/225,965,918.29 = 89,404,991.07/x
  3. Step 3: Cross multiply
    163,744,660.93x = 225,965,918.29 × 89,404,991.07
  4. Step 4: Simplify right side
    163,744,660.93x = 20,202,480,905,711,968
  5. Step 5: Solve for x
    x = 20,202,480,905,711,968/163,744,660.93
  6. Step 6: Final answer
    x = 123,377,951.93

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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.