Home / 65,195,184.70-89,949,735.15-39,080,173.96

Finding the Fourth Proportional to 65,195,184.70, 89,949,735.15 and 39,080,173.96

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Solution

The fourth proportional to 65,195,184.70, 89,949,735.15 and 39,080,173.96 is: 53,918,879.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,195,184.70 : 89,949,735.15 = 39,080,173.96 : x
  2. Step 2: Convert to fraction form
    65,195,184.70/89,949,735.15 = 39,080,173.96/x
  3. Step 3: Cross multiply
    65,195,184.70x = 89,949,735.15 × 39,080,173.96
  4. Step 4: Simplify right side
    65,195,184.70x = 3,515,251,297,317,927
  5. Step 5: Solve for x
    x = 3,515,251,297,317,927/65,195,184.70
  6. Step 6: Final answer
    x = 53,918,879.34

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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.