Home / 206,641,246,944.90-285,164,918,467.52-111,594,086,976.89

Finding the Fourth Proportional to 206,641,246,944.90, 285,164,918,467.52 and 111,594,086,976.89

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Solution

The fourth proportional to 206,641,246,944.90, 285,164,918,467.52 and 111,594,086,976.89 is: 153,999,838,777.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,641,246,944.90 : 285,164,918,467.52 = 111,594,086,976.89 : x
  2. Step 2: Convert to fraction form
    206,641,246,944.90/285,164,918,467.52 = 111,594,086,976.89/x
  3. Step 3: Cross multiply
    206,641,246,944.90x = 285,164,918,467.52 × 111,594,086,976.89
  4. Step 4: Simplify right side
    206,641,246,944.90x = 31,822,718,714,222,175,322,112
  5. Step 5: Solve for x
    x = 31,822,718,714,222,175,322,112/206,641,246,944.90
  6. Step 6: Final answer
    x = 153,999,838,777.14

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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.