Home / 111,558,832.40-167,338,248.60-110,921,103.20

Finding the Fourth Proportional to 111,558,832.40, 167,338,248.60 and 110,921,103.20

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Solution

The fourth proportional to 111,558,832.40, 167,338,248.60 and 110,921,103.20 is: 166,381,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,558,832.40 : 167,338,248.60 = 110,921,103.20 : x
  2. Step 2: Convert to fraction form
    111,558,832.40/167,338,248.60 = 110,921,103.20/x
  3. Step 3: Cross multiply
    111,558,832.40x = 167,338,248.60 × 110,921,103.20
  4. Step 4: Simplify right side
    111,558,832.40x = 18,561,343,142,267,856
  5. Step 5: Solve for x
    x = 18,561,343,142,267,856/111,558,832.40
  6. Step 6: Final answer
    x = 166,381,654.80

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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.