Home / 52,783,201.80-79,174,802.70-45,476,872.20

Finding the Fourth Proportional to 52,783,201.80, 79,174,802.70 and 45,476,872.20

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Solution

The fourth proportional to 52,783,201.80, 79,174,802.70 and 45,476,872.20 is: 68,215,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,783,201.80 : 79,174,802.70 = 45,476,872.20 : x
  2. Step 2: Convert to fraction form
    52,783,201.80/79,174,802.70 = 45,476,872.20/x
  3. Step 3: Cross multiply
    52,783,201.80x = 79,174,802.70 × 45,476,872.20
  4. Step 4: Simplify right side
    52,783,201.80x = 3,600,622,383,848,115.50
  5. Step 5: Solve for x
    x = 3,600,622,383,848,115.50/52,783,201.80
  6. Step 6: Final answer
    x = 68,215,308.30

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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.