Home / 86,740,007.23-119,700,093.96-49,569,861.22

Finding the Fourth Proportional to 86,740,007.23, 119,700,093.96 and 49,569,861.22

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Solution

The fourth proportional to 86,740,007.23, 119,700,093.96 and 49,569,861.22 is: 68,405,770.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,740,007.23 : 119,700,093.96 = 49,569,861.22 : x
  2. Step 2: Convert to fraction form
    86,740,007.23/119,700,093.96 = 49,569,861.22/x
  3. Step 3: Cross multiply
    86,740,007.23x = 119,700,093.96 × 49,569,861.22
  4. Step 4: Simplify right side
    86,740,007.23x = 5,933,517,045,618,160
  5. Step 5: Solve for x
    x = 5,933,517,045,618,160/86,740,007.23
  6. Step 6: Final answer
    x = 68,405,770.71

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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.