Home / 381,382,610,619.34-571,875,275,912.92-179,870,239,583.10

Finding the Fourth Proportional to 381,382,610,619.34, 571,875,275,912.92 and 179,870,239,583.10

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Solution

The fourth proportional to 381,382,610,619.34, 571,875,275,912.92 and 179,870,239,583.10 is: 269,711,675,430.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,382,610,619.34 : 571,875,275,912.92 = 179,870,239,583.10 : x
  2. Step 2: Convert to fraction form
    381,382,610,619.34/571,875,275,912.92 = 179,870,239,583.10/x
  3. Step 3: Cross multiply
    381,382,610,619.34x = 571,875,275,912.92 × 179,870,239,583.10
  4. Step 4: Simplify right side
    381,382,610,619.34x = 102,863,342,890,108,349,054,976
  5. Step 5: Solve for x
    x = 102,863,342,890,108,349,054,976/381,382,610,619.34
  6. Step 6: Final answer
    x = 269,711,675,430.26

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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.