Home / 53,720,220.20-80,664,311.10-31,045,404.20

Finding the Fourth Proportional to 53,720,220.20, 80,664,311.10 and 31,045,404.20

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Solution

The fourth proportional to 53,720,220.20, 80,664,311.10 and 31,045,404.20 is: 46,616,639.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,720,220.20 : 80,664,311.10 = 31,045,404.20 : x
  2. Step 2: Convert to fraction form
    53,720,220.20/80,664,311.10 = 31,045,404.20/x
  3. Step 3: Cross multiply
    53,720,220.20x = 80,664,311.10 × 31,045,404.20
  4. Step 4: Simplify right side
    53,720,220.20x = 2,504,256,142,614,046.50
  5. Step 5: Solve for x
    x = 2,504,256,142,614,046.50/53,720,220.20
  6. Step 6: Final answer
    x = 46,616,639.57

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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.