Home / 161,418,227.76-222,762,529.08-88,083,393.84

Finding the Fourth Proportional to 161,418,227.76, 222,762,529.08 and 88,083,393.84

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Solution

The fourth proportional to 161,418,227.76, 222,762,529.08 and 88,083,393.84 is: 121,558,016.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,418,227.76 : 222,762,529.08 = 88,083,393.84 : x
  2. Step 2: Convert to fraction form
    161,418,227.76/222,762,529.08 = 88,083,393.84/x
  3. Step 3: Cross multiply
    161,418,227.76x = 222,762,529.08 × 88,083,393.84
  4. Step 4: Simplify right side
    161,418,227.76x = 19,621,679,581,748,096
  5. Step 5: Solve for x
    x = 19,621,679,581,748,096/161,418,227.76
  6. Step 6: Final answer
    x = 121,558,016.43

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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.