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Finding the Fourth Proportional to 178,013,883.60, 267,068,064.60 and 62,986,431.60

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Solution

The fourth proportional to 178,013,883.60, 267,068,064.60 and 62,986,431.60 is: 94,496,361.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,013,883.60 : 267,068,064.60 = 62,986,431.60 : x
  2. Step 2: Convert to fraction form
    178,013,883.60/267,068,064.60 = 62,986,431.60/x
  3. Step 3: Cross multiply
    178,013,883.60x = 267,068,064.60 × 62,986,431.60
  4. Step 4: Simplify right side
    178,013,883.60x = 16,821,664,383,472,282
  5. Step 5: Solve for x
    x = 16,821,664,383,472,282/178,013,883.60
  6. Step 6: Final answer
    x = 94,496,361.99

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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.