Home / 512,263,001.23-706,923,169.94-277,313,654.11

Finding the Fourth Proportional to 512,263,001.23, 706,923,169.94 and 277,313,654.11

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Solution

The fourth proportional to 512,263,001.23, 706,923,169.94 and 277,313,654.11 is: 382,692,966.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,263,001.23 : 706,923,169.94 = 277,313,654.11 : x
  2. Step 2: Convert to fraction form
    512,263,001.23/706,923,169.94 = 277,313,654.11/x
  3. Step 3: Cross multiply
    512,263,001.23x = 706,923,169.94 × 277,313,654.11
  4. Step 4: Simplify right side
    512,263,001.23x = 196,039,447,431,340,896
  5. Step 5: Solve for x
    x = 196,039,447,431,340,896/512,263,001.23
  6. Step 6: Final answer
    x = 382,692,966.23

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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.