Home / 56,084,621.40-84,120,711.30-45,969,600.60

Finding the Fourth Proportional to 56,084,621.40, 84,120,711.30 and 45,969,600.60

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Solution

The fourth proportional to 56,084,621.40, 84,120,711.30 and 45,969,600.60 is: 68,949,302.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,084,621.40 : 84,120,711.30 = 45,969,600.60 : x
  2. Step 2: Convert to fraction form
    56,084,621.40/84,120,711.30 = 45,969,600.60/x
  3. Step 3: Cross multiply
    56,084,621.40x = 84,120,711.30 × 45,969,600.60
  4. Step 4: Simplify right side
    56,084,621.40x = 3,866,995,500,648,907
  5. Step 5: Solve for x
    x = 3,866,995,500,648,907/56,084,621.40
  6. Step 6: Final answer
    x = 68,949,302.04

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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.