Home / 512,061,778.06-706,647,480.36-277,112,459.18

Finding the Fourth Proportional to 512,061,778.06, 706,647,480.36 and 277,112,459.18

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Solution

The fourth proportional to 512,061,778.06, 706,647,480.36 and 277,112,459.18 is: 382,416,398.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,061,778.06 : 706,647,480.36 = 277,112,459.18 : x
  2. Step 2: Convert to fraction form
    512,061,778.06/706,647,480.36 = 277,112,459.18/x
  3. Step 3: Cross multiply
    512,061,778.06x = 706,647,480.36 × 277,112,459.18
  4. Step 4: Simplify right side
    512,061,778.06x = 195,820,821,055,910,368
  5. Step 5: Solve for x
    x = 195,820,821,055,910,368/512,061,778.06
  6. Step 6: Final answer
    x = 382,416,398.66

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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.