Home / 512,037,756.99-706,612,105.42-277,088,417.38

Finding the Fourth Proportional to 512,037,756.99, 706,612,105.42 and 277,088,417.38

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Solution

The fourth proportional to 512,037,756.99, 706,612,105.42 and 277,088,417.38 is: 382,382,016.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,037,756.99 : 706,612,105.42 = 277,088,417.38 : x
  2. Step 2: Convert to fraction form
    512,037,756.99/706,612,105.42 = 277,088,417.38/x
  3. Step 3: Cross multiply
    512,037,756.99x = 706,612,105.42 × 277,088,417.38
  4. Step 4: Simplify right side
    512,037,756.99x = 195,794,029,992,377,504
  5. Step 5: Solve for x
    x = 195,794,029,992,377,504/512,037,756.99
  6. Step 6: Final answer
    x = 382,382,016.41

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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.