Home / 178,082,843.40-267,124,265.10-87,383,579.40

Finding the Fourth Proportional to 178,082,843.40, 267,124,265.10 and 87,383,579.40

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Solution

The fourth proportional to 178,082,843.40, 267,124,265.10 and 87,383,579.40 is: 131,075,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,082,843.40 : 267,124,265.10 = 87,383,579.40 : x
  2. Step 2: Convert to fraction form
    178,082,843.40/267,124,265.10 = 87,383,579.40/x
  3. Step 3: Cross multiply
    178,082,843.40x = 267,124,265.10 × 87,383,579.40
  4. Step 4: Simplify right side
    178,082,843.40x = 23,342,274,429,032,500
  5. Step 5: Solve for x
    x = 23,342,274,429,032,500/178,082,843.40
  6. Step 6: Final answer
    x = 131,075,369.10

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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.