Home / 181,738,104.30-272,681,806.05-66,777,720.30

Finding the Fourth Proportional to 181,738,104.30, 272,681,806.05 and 66,777,720.30

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Solution

The fourth proportional to 181,738,104.30, 272,681,806.05 and 66,777,720.30 is: 100,194,009.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,738,104.30 : 272,681,806.05 = 66,777,720.30 : x
  2. Step 2: Convert to fraction form
    181,738,104.30/272,681,806.05 = 66,777,720.30/x
  3. Step 3: Cross multiply
    181,738,104.30x = 272,681,806.05 × 66,777,720.30
  4. Step 4: Simplify right side
    181,738,104.30x = 18,209,069,375,305,748
  5. Step 5: Solve for x
    x = 18,209,069,375,305,748/181,738,104.30
  6. Step 6: Final answer
    x = 100,194,009.65

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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.