Home / 86,569,234.56-119,465,585.44-47,413,473.84

Finding the Fourth Proportional to 86,569,234.56, 119,465,585.44 and 47,413,473.84

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Solution

The fourth proportional to 86,569,234.56, 119,465,585.44 and 47,413,473.84 is: 65,430,616.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,569,234.56 : 119,465,585.44 = 47,413,473.84 : x
  2. Step 2: Convert to fraction form
    86,569,234.56/119,465,585.44 = 47,413,473.84/x
  3. Step 3: Cross multiply
    86,569,234.56x = 119,465,585.44 × 47,413,473.84
  4. Step 4: Simplify right side
    86,569,234.56x = 5,664,278,410,039,725
  5. Step 5: Solve for x
    x = 5,664,278,410,039,725/86,569,234.56
  6. Step 6: Final answer
    x = 65,430,616.76

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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.