Home / 132,100,065.10-198,150,097.65-123,597,009.10

Finding the Fourth Proportional to 132,100,065.10, 198,150,097.65 and 123,597,009.10

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Solution

The fourth proportional to 132,100,065.10, 198,150,097.65 and 123,597,009.10 is: 185,395,513.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,100,065.10 : 198,150,097.65 = 123,597,009.10 : x
  2. Step 2: Convert to fraction form
    132,100,065.10/198,150,097.65 = 123,597,009.10/x
  3. Step 3: Cross multiply
    132,100,065.10x = 198,150,097.65 × 123,597,009.10
  4. Step 4: Simplify right side
    132,100,065.10x = 24,490,759,422,412,940
  5. Step 5: Solve for x
    x = 24,490,759,422,412,940/132,100,065.10
  6. Step 6: Final answer
    x = 185,395,513.65

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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.