Home / 178,638,840.54-267,757,419.69-90,954,231.66

Finding the Fourth Proportional to 178,638,840.54, 267,757,419.69 and 90,954,231.66

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Solution

The fourth proportional to 178,638,840.54, 267,757,419.69 and 90,954,231.66 is: 136,329,088.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,638,840.54 : 267,757,419.69 = 90,954,231.66 : x
  2. Step 2: Convert to fraction form
    178,638,840.54/267,757,419.69 = 90,954,231.66/x
  3. Step 3: Cross multiply
    178,638,840.54x = 267,757,419.69 × 90,954,231.66
  4. Step 4: Simplify right side
    178,638,840.54x = 24,353,670,379,168,104
  5. Step 5: Solve for x
    x = 24,353,670,379,168,104/178,638,840.54
  6. Step 6: Final answer
    x = 136,329,088.93

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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.