Home / 312,870,775.08-469,324,097.22-82,833,882.24

Finding the Fourth Proportional to 312,870,775.08, 469,324,097.22 and 82,833,882.24

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Solution

The fourth proportional to 312,870,775.08, 469,324,097.22 and 82,833,882.24 is: 124,255,571.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,870,775.08 : 469,324,097.22 = 82,833,882.24 : x
  2. Step 2: Convert to fraction form
    312,870,775.08/469,324,097.22 = 82,833,882.24/x
  3. Step 3: Cross multiply
    312,870,775.08x = 469,324,097.22 × 82,833,882.24
  4. Step 4: Simplify right side
    312,870,775.08x = 38,875,937,001,515,792
  5. Step 5: Solve for x
    x = 38,875,937,001,515,792/312,870,775.08
  6. Step 6: Final answer
    x = 124,255,571.62

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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.