Home / 110,717,719.90-166,076,579.85-82,019,905.90

Finding the Fourth Proportional to 110,717,719.90, 166,076,579.85 and 82,019,905.90

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Solution

The fourth proportional to 110,717,719.90, 166,076,579.85 and 82,019,905.90 is: 123,029,858.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,717,719.90 : 166,076,579.85 = 82,019,905.90 : x
  2. Step 2: Convert to fraction form
    110,717,719.90/166,076,579.85 = 82,019,905.90/x
  3. Step 3: Cross multiply
    110,717,719.90x = 166,076,579.85 × 82,019,905.90
  4. Step 4: Simplify right side
    110,717,719.90x = 13,621,585,451,490,836
  5. Step 5: Solve for x
    x = 13,621,585,451,490,836/110,717,719.90
  6. Step 6: Final answer
    x = 123,029,858.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.