Home / 267,264,281.44-400,956,072.72-85,522,365.28

Finding the Fourth Proportional to 267,264,281.44, 400,956,072.72 and 85,522,365.28

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Solution

The fourth proportional to 267,264,281.44, 400,956,072.72 and 85,522,365.28 is: 128,302,635.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,264,281.44 : 400,956,072.72 = 85,522,365.28 : x
  2. Step 2: Convert to fraction form
    267,264,281.44/400,956,072.72 = 85,522,365.28/x
  3. Step 3: Cross multiply
    267,264,281.44x = 400,956,072.72 × 85,522,365.28
  4. Step 4: Simplify right side
    267,264,281.44x = 34,290,711,712,394,088
  5. Step 5: Solve for x
    x = 34,290,711,712,394,088/267,264,281.44
  6. Step 6: Final answer
    x = 128,302,635.61

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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.