Home / 409,915,183.19-614,378,766.38-188,280,682.70

Finding the Fourth Proportional to 409,915,183.19, 614,378,766.38 and 188,280,682.70

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Solution

The fourth proportional to 409,915,183.19, 614,378,766.38 and 188,280,682.70 is: 282,194,117.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,915,183.19 : 614,378,766.38 = 188,280,682.70 : x
  2. Step 2: Convert to fraction form
    409,915,183.19/614,378,766.38 = 188,280,682.70/x
  3. Step 3: Cross multiply
    409,915,183.19x = 614,378,766.38 × 188,280,682.70
  4. Step 4: Simplify right side
    409,915,183.19x = 115,675,653,566,396,912
  5. Step 5: Solve for x
    x = 115,675,653,566,396,912/409,915,183.19
  6. Step 6: Final answer
    x = 282,194,117.98

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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.