Home / 122,943,857.20-184,486,644.60-46,321,874.80

Finding the Fourth Proportional to 122,943,857.20, 184,486,644.60 and 46,321,874.80

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Solution

The fourth proportional to 122,943,857.20, 184,486,644.60 and 46,321,874.80 is: 69,509,509.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,943,857.20 : 184,486,644.60 = 46,321,874.80 : x
  2. Step 2: Convert to fraction form
    122,943,857.20/184,486,644.60 = 46,321,874.80/x
  3. Step 3: Cross multiply
    122,943,857.20x = 184,486,644.60 × 46,321,874.80
  4. Step 4: Simplify right side
    122,943,857.20x = 8,545,767,253,433,295
  5. Step 5: Solve for x
    x = 8,545,767,253,433,295/122,943,857.20
  6. Step 6: Final answer
    x = 69,509,509.85

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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.