Home / 512,037,735.85-706,612,076.38-277,088,396.32

Finding the Fourth Proportional to 512,037,735.85, 706,612,076.38 and 277,088,396.32

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Solution

The fourth proportional to 512,037,735.85, 706,612,076.38 and 277,088,396.32 is: 382,381,987.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,037,735.85 : 706,612,076.38 = 277,088,396.32 : x
  2. Step 2: Convert to fraction form
    512,037,735.85/706,612,076.38 = 277,088,396.32/x
  3. Step 3: Cross multiply
    512,037,735.85x = 706,612,076.38 × 277,088,396.32
  4. Step 4: Simplify right side
    512,037,735.85x = 195,794,007,064,479,552
  5. Step 5: Solve for x
    x = 195,794,007,064,479,552/512,037,735.85
  6. Step 6: Final answer
    x = 382,381,987.41

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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.