Home / 256,971,319,079.52-354,628,924,869.30-141,232,181,144.88

Finding the Fourth Proportional to 256,971,319,079.52, 354,628,924,869.30 and 141,232,181,144.88

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Solution

The fourth proportional to 256,971,319,079.52, 354,628,924,869.30 and 141,232,181,144.88 is: 194,905,084,099.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,971,319,079.52 : 354,628,924,869.30 = 141,232,181,144.88 : x
  2. Step 2: Convert to fraction form
    256,971,319,079.52/354,628,924,869.30 = 141,232,181,144.88/x
  3. Step 3: Cross multiply
    256,971,319,079.52x = 354,628,924,869.30 × 141,232,181,144.88
  4. Step 4: Simplify right side
    256,971,319,079.52x = 50,085,016,556,355,016,720,384
  5. Step 5: Solve for x
    x = 50,085,016,556,355,016,720,384/256,971,319,079.52
  6. Step 6: Final answer
    x = 194,905,084,099.51

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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.