Home / 303,435,256.69-418,740,640.01-164,206,002.61

Finding the Fourth Proportional to 303,435,256.69, 418,740,640.01 and 164,206,002.61

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Solution

The fourth proportional to 303,435,256.69, 418,740,640.01 and 164,206,002.61 is: 226,604,275.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,435,256.69 : 418,740,640.01 = 164,206,002.61 : x
  2. Step 2: Convert to fraction form
    303,435,256.69/418,740,640.01 = 164,206,002.61/x
  3. Step 3: Cross multiply
    303,435,256.69x = 418,740,640.01 × 164,206,002.61
  4. Step 4: Simplify right side
    303,435,256.69x = 68,759,726,626,395,136
  5. Step 5: Solve for x
    x = 68,759,726,626,395,136/303,435,256.69
  6. Step 6: Final answer
    x = 226,604,275.91

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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.