Home / 192,694,656.78-265,917,962.41-104,588,649.90

Finding the Fourth Proportional to 192,694,656.78, 265,917,962.41 and 104,588,649.90

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Solution

The fourth proportional to 192,694,656.78, 265,917,962.41 and 104,588,649.90 is: 144,331,976.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,694,656.78 : 265,917,962.41 = 104,588,649.90 : x
  2. Step 2: Convert to fraction form
    192,694,656.78/265,917,962.41 = 104,588,649.90/x
  3. Step 3: Cross multiply
    192,694,656.78x = 265,917,962.41 × 104,588,649.90
  4. Step 4: Simplify right side
    192,694,656.78x = 27,812,000,672,359,380
  5. Step 5: Solve for x
    x = 27,812,000,672,359,380/192,694,656.78
  6. Step 6: Final answer
    x = 144,331,976.49

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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.