Home / 163,335,081-225,399,561.34-88,996,256.87

Finding the Fourth Proportional to 163,335,081, 225,399,561.34 and 88,996,256.87

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Solution

The fourth proportional to 163,335,081, 225,399,561.34 and 88,996,256.87 is: 122,813,281.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,335,081 : 225,399,561.34 = 88,996,256.87 : x
  2. Step 2: Convert to fraction form
    163,335,081/225,399,561.34 = 88,996,256.87/x
  3. Step 3: Cross multiply
    163,335,081x = 225,399,561.34 × 88,996,256.87
  4. Step 4: Simplify right side
    163,335,081x = 20,059,717,259,399,964
  5. Step 5: Solve for x
    x = 20,059,717,259,399,964/163,335,081
  6. Step 6: Final answer
    x = 122,813,281.36

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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.