Home / 163,335,078-225,399,557.21-88,996,253.87

Finding the Fourth Proportional to 163,335,078, 225,399,557.21 and 88,996,253.87

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Solution

The fourth proportional to 163,335,078, 225,399,557.21 and 88,996,253.87 is: 122,813,277.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,335,078 : 225,399,557.21 = 88,996,253.87 : x
  2. Step 2: Convert to fraction form
    163,335,078/225,399,557.21 = 88,996,253.87/x
  3. Step 3: Cross multiply
    163,335,078x = 225,399,557.21 × 88,996,253.87
  4. Step 4: Simplify right side
    163,335,078x = 20,059,716,215,765,268
  5. Step 5: Solve for x
    x = 20,059,716,215,765,268/163,335,078
  6. Step 6: Final answer
    x = 122,813,277.23

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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.