Home / 87,488,893.02-120,738,340.58-50,319,183.64

Finding the Fourth Proportional to 87,488,893.02, 120,738,340.58 and 50,319,183.64

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Solution

The fourth proportional to 87,488,893.02, 120,738,340.58 and 50,319,183.64 is: 69,442,583.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,488,893.02 : 120,738,340.58 = 50,319,183.64 : x
  2. Step 2: Convert to fraction form
    87,488,893.02/120,738,340.58 = 50,319,183.64/x
  3. Step 3: Cross multiply
    87,488,893.02x = 120,738,340.58 × 50,319,183.64
  4. Step 4: Simplify right side
    87,488,893.02x = 6,075,454,732,033,884
  5. Step 5: Solve for x
    x = 6,075,454,732,033,884/87,488,893.02
  6. Step 6: Final answer
    x = 69,442,583.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.