Home / 83,367,762.56-115,009,786.65-50,317,446.77

Finding the Fourth Proportional to 83,367,762.56, 115,009,786.65 and 50,317,446.77

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Solution

The fourth proportional to 83,367,762.56, 115,009,786.65 and 50,317,446.77 is: 69,415,306.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,367,762.56 : 115,009,786.65 = 50,317,446.77 : x
  2. Step 2: Convert to fraction form
    83,367,762.56/115,009,786.65 = 50,317,446.77/x
  3. Step 3: Cross multiply
    83,367,762.56x = 115,009,786.65 × 50,317,446.77
  4. Step 4: Simplify right side
    83,367,762.56x = 5,786,998,817,835,360
  5. Step 5: Solve for x
    x = 5,786,998,817,835,360/83,367,762.56
  6. Step 6: Final answer
    x = 69,415,306.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.