Home / 256,971,319,076.99-354,628,924,865.84-141,232,181,142.36

Finding the Fourth Proportional to 256,971,319,076.99, 354,628,924,865.84 and 141,232,181,142.36

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Solution

The fourth proportional to 256,971,319,076.99, 354,628,924,865.84 and 141,232,181,142.36 is: 194,905,084,096.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,971,319,076.99 : 354,628,924,865.84 = 141,232,181,142.36 : x
  2. Step 2: Convert to fraction form
    256,971,319,076.99/354,628,924,865.84 = 141,232,181,142.36/x
  3. Step 3: Cross multiply
    256,971,319,076.99x = 354,628,924,865.84 × 141,232,181,142.36
  4. Step 4: Simplify right side
    256,971,319,076.99x = 50,085,016,554,972,691,562,496
  5. Step 5: Solve for x
    x = 50,085,016,554,972,691,562,496/256,971,319,076.99
  6. Step 6: Final answer
    x = 194,905,084,096.05

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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.