Home / 230,894,722,656.45-346,099,640,654.82-77,686,422,815.16

Finding the Fourth Proportional to 230,894,722,656.45, 346,099,640,654.82 and 77,686,422,815.16

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Solution

The fourth proportional to 230,894,722,656.45, 346,099,640,654.82 and 77,686,422,815.16 is: 116,448,062,176.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,894,722,656.45 : 346,099,640,654.82 = 77,686,422,815.16 : x
  2. Step 2: Convert to fraction form
    230,894,722,656.45/346,099,640,654.82 = 77,686,422,815.16/x
  3. Step 3: Cross multiply
    230,894,722,656.45x = 346,099,640,654.82 × 77,686,422,815.16
  4. Step 4: Simplify right side
    230,894,722,656.45x = 26,887,243,020,085,286,141,952
  5. Step 5: Solve for x
    x = 26,887,243,020,085,286,141,952/230,894,722,656.45
  6. Step 6: Final answer
    x = 116,448,062,176.33

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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.