Home / 123,487,879.32-185,259,765.20-41,604,532.61

Finding the Fourth Proportional to 123,487,879.32, 185,259,765.20 and 41,604,532.61

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Solution

The fourth proportional to 123,487,879.32, 185,259,765.20 and 41,604,532.61 is: 62,416,214.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,487,879.32 : 185,259,765.20 = 41,604,532.61 : x
  2. Step 2: Convert to fraction form
    123,487,879.32/185,259,765.20 = 41,604,532.61/x
  3. Step 3: Cross multiply
    123,487,879.32x = 185,259,765.20 × 41,604,532.61
  4. Step 4: Simplify right side
    123,487,879.32x = 7,707,645,941,450,021
  5. Step 5: Solve for x
    x = 7,707,645,941,450,021/123,487,879.32
  6. Step 6: Final answer
    x = 62,416,214.32

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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.