Home / 125,001,631.24-187,314,150.96-111,379,174.36

Finding the Fourth Proportional to 125,001,631.24, 187,314,150.96 and 111,379,174.36

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Solution

The fourth proportional to 125,001,631.24, 187,314,150.96 and 111,379,174.36 is: 166,900,985.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,001,631.24 : 187,314,150.96 = 111,379,174.36 : x
  2. Step 2: Convert to fraction form
    125,001,631.24/187,314,150.96 = 111,379,174.36/x
  3. Step 3: Cross multiply
    125,001,631.24x = 187,314,150.96 × 111,379,174.36
  4. Step 4: Simplify right side
    125,001,631.24x = 20,862,895,479,869,204
  5. Step 5: Solve for x
    x = 20,862,895,479,869,204/125,001,631.24
  6. Step 6: Final answer
    x = 166,900,985.79

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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.