Home / 166,524,388.45-229,806,376.86-91,169,459.08

Finding the Fourth Proportional to 166,524,388.45, 229,806,376.86 and 91,169,459.08

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Solution

The fourth proportional to 166,524,388.45, 229,806,376.86 and 91,169,459.08 is: 125,815,343.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,524,388.45 : 229,806,376.86 = 91,169,459.08 : x
  2. Step 2: Convert to fraction form
    166,524,388.45/229,806,376.86 = 91,169,459.08/x
  3. Step 3: Cross multiply
    166,524,388.45x = 229,806,376.86 × 91,169,459.08
  4. Step 4: Simplify right side
    166,524,388.45x = 20,951,323,071,228,200
  5. Step 5: Solve for x
    x = 20,951,323,071,228,200/166,524,388.45
  6. Step 6: Final answer
    x = 125,815,343.13

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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.