Home / 256,971,319,081.74-354,628,924,872.39-141,232,181,147.09

Finding the Fourth Proportional to 256,971,319,081.74, 354,628,924,872.39 and 141,232,181,147.09

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Solution

The fourth proportional to 256,971,319,081.74, 354,628,924,872.39 and 141,232,181,147.09 is: 194,905,084,102.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,971,319,081.74 : 354,628,924,872.39 = 141,232,181,147.09 : x
  2. Step 2: Convert to fraction form
    256,971,319,081.74/354,628,924,872.39 = 141,232,181,147.09/x
  3. Step 3: Cross multiply
    256,971,319,081.74x = 354,628,924,872.39 × 141,232,181,147.09
  4. Step 4: Simplify right side
    256,971,319,081.74x = 50,085,016,557,575,156,531,200
  5. Step 5: Solve for x
    x = 50,085,016,557,575,156,531,200/256,971,319,081.74
  6. Step 6: Final answer
    x = 194,905,084,102.57

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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.