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Finding the Fourth Proportional to 267,178,575.70, 400,130,134.35 and 267,178,575.70

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Solution

The fourth proportional to 267,178,575.70, 400,130,134.35 and 267,178,575.70 is: 400,130,134.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,178,575.70 : 400,130,134.35 = 267,178,575.70 : x
  2. Step 2: Convert to fraction form
    267,178,575.70/400,130,134.35 = 267,178,575.70/x
  3. Step 3: Cross multiply
    267,178,575.70x = 400,130,134.35 × 267,178,575.70
  4. Step 4: Simplify right side
    267,178,575.70x = 106,906,199,390,282,640
  5. Step 5: Solve for x
    x = 106,906,199,390,282,640/267,178,575.70
  6. Step 6: Final answer
    x = 400,130,134.35

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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.