Home / 57,684,722.40-86,527,083.60-55,669,183.20

Finding the Fourth Proportional to 57,684,722.40, 86,527,083.60 and 55,669,183.20

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Solution

The fourth proportional to 57,684,722.40, 86,527,083.60 and 55,669,183.20 is: 83,503,774.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,684,722.40 : 86,527,083.60 = 55,669,183.20 : x
  2. Step 2: Convert to fraction form
    57,684,722.40/86,527,083.60 = 55,669,183.20/x
  3. Step 3: Cross multiply
    57,684,722.40x = 86,527,083.60 × 55,669,183.20
  4. Step 4: Simplify right side
    57,684,722.40x = 4,816,892,068,690,115
  5. Step 5: Solve for x
    x = 4,816,892,068,690,115/57,684,722.40
  6. Step 6: Final answer
    x = 83,503,774.80

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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.