Home / 460,475,694.72-635,521,273.92-293,158,509.12

Finding the Fourth Proportional to 460,475,694.72, 635,521,273.92 and 293,158,509.12

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Solution

The fourth proportional to 460,475,694.72, 635,521,273.92 and 293,158,509.12 is: 404,600,006.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,475,694.72 : 635,521,273.92 = 293,158,509.12 : x
  2. Step 2: Convert to fraction form
    460,475,694.72/635,521,273.92 = 293,158,509.12/x
  3. Step 3: Cross multiply
    460,475,694.72x = 635,521,273.92 × 293,158,509.12
  4. Step 4: Simplify right side
    460,475,694.72x = 186,308,469,176,430,336
  5. Step 5: Solve for x
    x = 186,308,469,176,430,336/460,475,694.72
  6. Step 6: Final answer
    x = 404,600,006.72

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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.