Home / 256,971,319,147.80-354,628,924,963.70-141,232,181,213.23

Finding the Fourth Proportional to 256,971,319,147.80, 354,628,924,963.70 and 141,232,181,213.23

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Solution

The fourth proportional to 256,971,319,147.80, 354,628,924,963.70 and 141,232,181,213.23 is: 194,905,084,193.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,971,319,147.80 : 354,628,924,963.70 = 141,232,181,213.23 : x
  2. Step 2: Convert to fraction form
    256,971,319,147.80/354,628,924,963.70 = 141,232,181,213.23/x
  3. Step 3: Cross multiply
    256,971,319,147.80x = 354,628,924,963.70 × 141,232,181,213.23
  4. Step 4: Simplify right side
    256,971,319,147.80x = 50,085,016,593,926,224,609,280
  5. Step 5: Solve for x
    x = 50,085,016,593,926,224,609,280/256,971,319,147.80
  6. Step 6: Final answer
    x = 194,905,084,193.93

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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.