Home / 303,562,247.16-418,915,812.78-164,332,906.68

Finding the Fourth Proportional to 303,562,247.16, 418,915,812.78 and 164,332,906.68

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Solution

The fourth proportional to 303,562,247.16, 418,915,812.78 and 164,332,906.68 is: 226,779,363.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,562,247.16 : 418,915,812.78 = 164,332,906.68 : x
  2. Step 2: Convert to fraction form
    303,562,247.16/418,915,812.78 = 164,332,906.68/x
  3. Step 3: Cross multiply
    303,562,247.16x = 418,915,812.78 × 164,332,906.68
  4. Step 4: Simplify right side
    303,562,247.16x = 68,841,653,168,352,088
  5. Step 5: Solve for x
    x = 68,841,653,168,352,088/303,562,247.16
  6. Step 6: Final answer
    x = 226,779,363.42

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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.