Home / 163,730,564.33-225,947,008.97-89,391,122.56

Finding the Fourth Proportional to 163,730,564.33, 225,947,008.97 and 89,391,122.56

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Solution

The fourth proportional to 163,730,564.33, 225,947,008.97 and 89,391,122.56 is: 123,359,110.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,730,564.33 : 225,947,008.97 = 89,391,122.56 : x
  2. Step 2: Convert to fraction form
    163,730,564.33/225,947,008.97 = 89,391,122.56/x
  3. Step 3: Cross multiply
    163,730,564.33x = 225,947,008.97 × 89,391,122.56
  4. Step 4: Simplify right side
    163,730,564.33x = 20,197,656,771,961,056
  5. Step 5: Solve for x
    x = 20,197,656,771,961,056/163,730,564.33
  6. Step 6: Final answer
    x = 123,359,110.47

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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.