Home / 178,082,805.40-267,124,208.10-87,383,541.40

Finding the Fourth Proportional to 178,082,805.40, 267,124,208.10 and 87,383,541.40

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Solution

The fourth proportional to 178,082,805.40, 267,124,208.10 and 87,383,541.40 is: 131,075,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,082,805.40 : 267,124,208.10 = 87,383,541.40 : x
  2. Step 2: Convert to fraction form
    178,082,805.40/267,124,208.10 = 87,383,541.40/x
  3. Step 3: Cross multiply
    178,082,805.40x = 267,124,208.10 × 87,383,541.40
  4. Step 4: Simplify right side
    178,082,805.40x = 23,342,259,297,448,568
  5. Step 5: Solve for x
    x = 23,342,259,297,448,568/178,082,805.40
  6. Step 6: Final answer
    x = 131,075,312.10

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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.