Home / 303,336,713,324.97-418,445,960,170.17-187,556,462,638.83

Finding the Fourth Proportional to 303,336,713,324.97, 418,445,960,170.17 and 187,556,462,638.83

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Solution

The fourth proportional to 303,336,713,324.97, 418,445,960,170.17 and 187,556,462,638.83 is: 258,729,789,858.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,336,713,324.97 : 418,445,960,170.17 = 187,556,462,638.83 : x
  2. Step 2: Convert to fraction form
    303,336,713,324.97/418,445,960,170.17 = 187,556,462,638.83/x
  3. Step 3: Cross multiply
    303,336,713,324.97x = 418,445,960,170.17 × 187,556,462,638.83
  4. Step 4: Simplify right side
    303,336,713,324.97x = 78,482,244,095,025,828,855,808
  5. Step 5: Solve for x
    x = 78,482,244,095,025,828,855,808/303,336,713,324.97
  6. Step 6: Final answer
    x = 258,729,789,858.79

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1.5x scale

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.