Home / 404,460,042.80-606,690,064.20-323,838,474.80

Finding the Fourth Proportional to 404,460,042.80, 606,690,064.20 and 323,838,474.80

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Solution

The fourth proportional to 404,460,042.80, 606,690,064.20 and 323,838,474.80 is: 485,757,712.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,460,042.80 : 606,690,064.20 = 323,838,474.80 : x
  2. Step 2: Convert to fraction form
    404,460,042.80/606,690,064.20 = 323,838,474.80/x
  3. Step 3: Cross multiply
    404,460,042.80x = 606,690,064.20 × 323,838,474.80
  4. Step 4: Simplify right side
    404,460,042.80x = 196,469,585,066,842,112
  5. Step 5: Solve for x
    x = 196,469,585,066,842,112/404,460,042.80
  6. Step 6: Final answer
    x = 485,757,712.20

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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.