Home / 53,946,288.20-80,919,432.30-30,893,558.60

Finding the Fourth Proportional to 53,946,288.20, 80,919,432.30 and 30,893,558.60

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Solution

The fourth proportional to 53,946,288.20, 80,919,432.30 and 30,893,558.60 is: 46,340,337.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,946,288.20 : 80,919,432.30 = 30,893,558.60 : x
  2. Step 2: Convert to fraction form
    53,946,288.20/80,919,432.30 = 30,893,558.60/x
  3. Step 3: Cross multiply
    53,946,288.20x = 80,919,432.30 × 30,893,558.60
  4. Step 4: Simplify right side
    53,946,288.20x = 2,499,889,223,638,783
  5. Step 5: Solve for x
    x = 2,499,889,223,638,783/53,946,288.20
  6. Step 6: Final answer
    x = 46,340,337.90

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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.