Home / 178,638,858.95-267,757,447.23-90,954,250.04

Finding the Fourth Proportional to 178,638,858.95, 267,757,447.23 and 90,954,250.04

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Solution

The fourth proportional to 178,638,858.95, 267,757,447.23 and 90,954,250.04 is: 136,329,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,638,858.95 : 267,757,447.23 = 90,954,250.04 : x
  2. Step 2: Convert to fraction form
    178,638,858.95/267,757,447.23 = 90,954,250.04/x
  3. Step 3: Cross multiply
    178,638,858.95x = 267,757,447.23 × 90,954,250.04
  4. Step 4: Simplify right side
    178,638,858.95x = 24,353,677,806,098,920
  5. Step 5: Solve for x
    x = 24,353,677,806,098,920/178,638,858.95
  6. Step 6: Final answer
    x = 136,329,116.46

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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.