Home / 53,953,557.20-80,930,335.80-48,284,853.20

Finding the Fourth Proportional to 53,953,557.20, 80,930,335.80 and 48,284,853.20

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Solution

The fourth proportional to 53,953,557.20, 80,930,335.80 and 48,284,853.20 is: 72,427,279.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,953,557.20 : 80,930,335.80 = 48,284,853.20 : x
  2. Step 2: Convert to fraction form
    53,953,557.20/80,930,335.80 = 48,284,853.20/x
  3. Step 3: Cross multiply
    53,953,557.20x = 80,930,335.80 × 48,284,853.20
  4. Step 4: Simplify right side
    53,953,557.20x = 3,907,709,383,529,704.50
  5. Step 5: Solve for x
    x = 3,907,709,383,529,704.50/53,953,557.20
  6. Step 6: Final answer
    x = 72,427,279.80

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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.