Home / 700,786,906.14-967,092,196.59-387,542,196.30

Finding the Fourth Proportional to 700,786,906.14, 967,092,196.59 and 387,542,196.30

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Solution

The fourth proportional to 700,786,906.14, 967,092,196.59 and 387,542,196.30 is: 534,811,696.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,786,906.14 : 967,092,196.59 = 387,542,196.30 : x
  2. Step 2: Convert to fraction form
    700,786,906.14/967,092,196.59 = 387,542,196.30/x
  3. Step 3: Cross multiply
    700,786,906.14x = 967,092,196.59 × 387,542,196.30
  4. Step 4: Simplify right side
    700,786,906.14x = 374,789,033,891,080,000
  5. Step 5: Solve for x
    x = 374,789,033,891,080,000/700,786,906.14
  6. Step 6: Final answer
    x = 534,811,696.12

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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.