Home / 123,505,632.18-185,024,610.96-82,441,250.10

Finding the Fourth Proportional to 123,505,632.18, 185,024,610.96 and 82,441,250.10

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Solution

The fourth proportional to 123,505,632.18, 185,024,610.96 and 82,441,250.10 is: 123,505,786.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,505,632.18 : 185,024,610.96 = 82,441,250.10 : x
  2. Step 2: Convert to fraction form
    123,505,632.18/185,024,610.96 = 82,441,250.10/x
  3. Step 3: Cross multiply
    123,505,632.18x = 185,024,610.96 × 82,441,250.10
  4. Step 4: Simplify right side
    123,505,632.18x = 15,253,660,226,808,560
  5. Step 5: Solve for x
    x = 15,253,660,226,808,560/123,505,632.18
  6. Step 6: Final answer
    x = 123,505,786.40

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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.