Home / 505,966,770,109.35-758,923,425,406.43-165,961,161,388.08

Finding the Fourth Proportional to 505,966,770,109.35, 758,923,425,406.43 and 165,961,161,388.08

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Solution

The fourth proportional to 505,966,770,109.35, 758,923,425,406.43 and 165,961,161,388.08 is: 248,932,974,507.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,966,770,109.35 : 758,923,425,406.43 = 165,961,161,388.08 : x
  2. Step 2: Convert to fraction form
    505,966,770,109.35/758,923,425,406.43 = 165,961,161,388.08/x
  3. Step 3: Cross multiply
    505,966,770,109.35x = 758,923,425,406.43 × 165,961,161,388.08
  4. Step 4: Simplify right side
    505,966,770,109.35x = 125,951,813,085,071,021,178,880
  5. Step 5: Solve for x
    x = 125,951,813,085,071,021,178,880/505,966,770,109.35
  6. Step 6: Final answer
    x = 248,932,974,507.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.