Home / 132,608,866.65-181,675,023.58-127,638,523.69

Finding the Fourth Proportional to 132,608,866.65, 181,675,023.58 and 127,638,523.69

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Solution

The fourth proportional to 132,608,866.65, 181,675,023.58 and 127,638,523.69 is: 174,865,620.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,608,866.65 : 181,675,023.58 = 127,638,523.69 : x
  2. Step 2: Convert to fraction form
    132,608,866.65/181,675,023.58 = 127,638,523.69/x
  3. Step 3: Cross multiply
    132,608,866.65x = 181,675,023.58 × 127,638,523.69
  4. Step 4: Simplify right side
    132,608,866.65x = 23,188,731,801,106,188
  5. Step 5: Solve for x
    x = 23,188,731,801,106,188/132,608,866.65
  6. Step 6: Final answer
    x = 174,865,620.88

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.