Home / 515,584,397,594.26-711,474,410,034.75-284,084,961,918.27

Finding the Fourth Proportional to 515,584,397,594.26, 711,474,410,034.75 and 284,084,961,918.27

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Solution

The fourth proportional to 515,584,397,594.26, 711,474,410,034.75 and 284,084,961,918.27 is: 392,019,583,260.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,584,397,594.26 : 711,474,410,034.75 = 284,084,961,918.27 : x
  2. Step 2: Convert to fraction form
    515,584,397,594.26/711,474,410,034.75 = 284,084,961,918.27/x
  3. Step 3: Cross multiply
    515,584,397,594.26x = 711,474,410,034.75 × 284,084,961,918.27
  4. Step 4: Simplify right side
    515,584,397,594.26x = 202,119,180,680,545,599,225,856
  5. Step 5: Solve for x
    x = 202,119,180,680,545,599,225,856/515,584,397,594.26
  6. Step 6: Final answer
    x = 392,019,583,260.55

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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.