Home / 124,279,259.85-186,207,934.03-74,991,552.54

Finding the Fourth Proportional to 124,279,259.85, 186,207,934.03 and 74,991,552.54

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Solution

The fourth proportional to 124,279,259.85, 186,207,934.03 and 74,991,552.54 is: 112,360,035.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,279,259.85 : 186,207,934.03 = 74,991,552.54 : x
  2. Step 2: Convert to fraction form
    124,279,259.85/186,207,934.03 = 74,991,552.54/x
  3. Step 3: Cross multiply
    124,279,259.85x = 186,207,934.03 × 74,991,552.54
  4. Step 4: Simplify right side
    124,279,259.85x = 13,964,022,067,289,840
  5. Step 5: Solve for x
    x = 13,964,022,067,289,840/124,279,259.85
  6. Step 6: Final answer
    x = 112,360,035.65

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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.