Home / 166,028,673.40-248,371,163.70-145,873,281.40

Finding the Fourth Proportional to 166,028,673.40, 248,371,163.70 and 145,873,281.40

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Solution

The fourth proportional to 166,028,673.40, 248,371,163.70 and 145,873,281.40 is: 218,219,635.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,028,673.40 : 248,371,163.70 = 145,873,281.40 : x
  2. Step 2: Convert to fraction form
    166,028,673.40/248,371,163.70 = 145,873,281.40/x
  3. Step 3: Cross multiply
    166,028,673.40x = 248,371,163.70 × 145,873,281.40
  4. Step 4: Simplify right side
    166,028,673.40x = 36,230,716,654,055,568
  5. Step 5: Solve for x
    x = 36,230,716,654,055,568/166,028,673.40
  6. Step 6: Final answer
    x = 218,219,635.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.