Home / 2,979,053,867.86-4,110,942,398.97-1,640,915,151.46

Finding the Fourth Proportional to 2,979,053,867.86, 4,110,942,398.97 and 1,640,915,151.46

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Solution

The fourth proportional to 2,979,053,867.86, 4,110,942,398.97 and 1,640,915,151.46 is: 2,264,379,218.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,053,867.86 : 4,110,942,398.97 = 1,640,915,151.46 : x
  2. Step 2: Convert to fraction form
    2,979,053,867.86/4,110,942,398.97 = 1,640,915,151.46/x
  3. Step 3: Cross multiply
    2,979,053,867.86x = 4,110,942,398.97 × 1,640,915,151.46
  4. Step 4: Simplify right side
    2,979,053,867.86x = 6,745,707,669,249,192,960
  5. Step 5: Solve for x
    x = 6,745,707,669,249,192,960/2,979,053,867.86
  6. Step 6: Final answer
    x = 2,264,379,218.53

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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.