Home / 111,775,698.20-167,327,624.10-66,314,091.80

Finding the Fourth Proportional to 111,775,698.20, 167,327,624.10 and 66,314,091.80

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Solution

The fourth proportional to 111,775,698.20, 167,327,624.10 and 66,314,091.80 is: 99,271,841.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,775,698.20 : 167,327,624.10 = 66,314,091.80 : x
  2. Step 2: Convert to fraction form
    111,775,698.20/167,327,624.10 = 66,314,091.80/x
  3. Step 3: Cross multiply
    111,775,698.20x = 167,327,624.10 × 66,314,091.80
  4. Step 4: Simplify right side
    111,775,698.20x = 11,096,179,425,243,292
  5. Step 5: Solve for x
    x = 11,096,179,425,243,292/111,775,698.20
  6. Step 6: Final answer
    x = 99,271,841.77

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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.