Home / 105,394,845.09-158,146,312.05-50,853,944.64

Finding the Fourth Proportional to 105,394,845.09, 158,146,312.05 and 50,853,944.64

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Solution

The fourth proportional to 105,394,845.09, 158,146,312.05 and 50,853,944.64 is: 76,306,993.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,394,845.09 : 158,146,312.05 = 50,853,944.64 : x
  2. Step 2: Convert to fraction form
    105,394,845.09/158,146,312.05 = 50,853,944.64/x
  3. Step 3: Cross multiply
    105,394,845.09x = 158,146,312.05 × 50,853,944.64
  4. Step 4: Simplify right side
    105,394,845.09x = 8,042,363,798,010,866
  5. Step 5: Solve for x
    x = 8,042,363,798,010,866/105,394,845.09
  6. Step 6: Final answer
    x = 76,306,993.87

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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.