Home / 278,081,244.89-416,887,275.56-228,899,525.38

Finding the Fourth Proportional to 278,081,244.89, 416,887,275.56 and 228,899,525.38

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Solution

The fourth proportional to 278,081,244.89, 416,887,275.56 and 228,899,525.38 is: 343,156,186.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,081,244.89 : 416,887,275.56 = 228,899,525.38 : x
  2. Step 2: Convert to fraction form
    278,081,244.89/416,887,275.56 = 228,899,525.38/x
  3. Step 3: Cross multiply
    278,081,244.89x = 416,887,275.56 × 228,899,525.38
  4. Step 4: Simplify right side
    278,081,244.89x = 95,425,299,512,645,280
  5. Step 5: Solve for x
    x = 95,425,299,512,645,280/278,081,244.89
  6. Step 6: Final answer
    x = 343,156,186.42

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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.