Home / 71,569,662.60-107,385,986.70-33,211,432.20

Finding the Fourth Proportional to 71,569,662.60, 107,385,986.70 and 33,211,432.20

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Solution

The fourth proportional to 71,569,662.60, 107,385,986.70 and 33,211,432.20 is: 49,831,762.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,569,662.60 : 107,385,986.70 = 33,211,432.20 : x
  2. Step 2: Convert to fraction form
    71,569,662.60/107,385,986.70 = 33,211,432.20/x
  3. Step 3: Cross multiply
    71,569,662.60x = 107,385,986.70 × 33,211,432.20
  4. Step 4: Simplify right side
    71,569,662.60x = 3,566,442,416,517,152
  5. Step 5: Solve for x
    x = 3,566,442,416,517,152/71,569,662.60
  6. Step 6: Final answer
    x = 49,831,762.33

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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.