Home / 268,999,082.40-371,207,264.19-149,915,338.04

Finding the Fourth Proportional to 268,999,082.40, 371,207,264.19 and 149,915,338.04

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Solution

The fourth proportional to 268,999,082.40, 371,207,264.19 and 149,915,338.04 is: 206,876,774.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,999,082.40 : 371,207,264.19 = 149,915,338.04 : x
  2. Step 2: Convert to fraction form
    268,999,082.40/371,207,264.19 = 149,915,338.04/x
  3. Step 3: Cross multiply
    268,999,082.40x = 371,207,264.19 × 149,915,338.04
  4. Step 4: Simplify right side
    268,999,082.40x = 55,649,662,492,091,400
  5. Step 5: Solve for x
    x = 55,649,662,492,091,400/268,999,082.40
  6. Step 6: Final answer
    x = 206,876,774.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.