Home / 568,951,680,401.32-785,202,972,905.28-312,084,223,249

Finding the Fourth Proportional to 568,951,680,401.32, 785,202,972,905.28 and 312,084,223,249

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Solution

The fourth proportional to 568,951,680,401.32, 785,202,972,905.28 and 312,084,223,249 is: 430,703,464,517.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,951,680,401.32 : 785,202,972,905.28 = 312,084,223,249 : x
  2. Step 2: Convert to fraction form
    568,951,680,401.32/785,202,972,905.28 = 312,084,223,249/x
  3. Step 3: Cross multiply
    568,951,680,401.32x = 785,202,972,905.28 × 312,084,223,249
  4. Step 4: Simplify right side
    568,951,680,401.32x = 245,049,459,891,949,898,039,296
  5. Step 5: Solve for x
    x = 245,049,459,891,949,898,039,296/568,951,680,401.32
  6. Step 6: Final answer
    x = 430,703,464,517.58

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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.