Home / 251,615,469,381.60-347,230,408,179.82-141,751,133,680.74

Finding the Fourth Proportional to 251,615,469,381.60, 347,230,408,179.82 and 141,751,133,680.74

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Solution

The fourth proportional to 251,615,469,381.60, 347,230,408,179.82 and 141,751,133,680.74 is: 195,617,161,889.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,615,469,381.60 : 347,230,408,179.82 = 141,751,133,680.74 : x
  2. Step 2: Convert to fraction form
    251,615,469,381.60/347,230,408,179.82 = 141,751,133,680.74/x
  3. Step 3: Cross multiply
    251,615,469,381.60x = 347,230,408,179.82 × 141,751,133,680.74
  4. Step 4: Simplify right side
    251,615,469,381.60x = 49,220,304,007,915,578,064,896
  5. Step 5: Solve for x
    x = 49,220,304,007,915,578,064,896/251,615,469,381.60
  6. Step 6: Final answer
    x = 195,617,161,889.47

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1.5x scale

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.