Home / 278,081,245.02-416,887,275.75-228,899,525.51

Finding the Fourth Proportional to 278,081,245.02, 416,887,275.75 and 228,899,525.51

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Solution

The fourth proportional to 278,081,245.02, 416,887,275.75 and 228,899,525.51 is: 343,156,186.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,081,245.02 : 416,887,275.75 = 228,899,525.51 : x
  2. Step 2: Convert to fraction form
    278,081,245.02/416,887,275.75 = 228,899,525.51/x
  3. Step 3: Cross multiply
    278,081,245.02x = 416,887,275.75 × 228,899,525.51
  4. Step 4: Simplify right side
    278,081,245.02x = 95,425,299,609,187,024
  5. Step 5: Solve for x
    x = 95,425,299,609,187,024/278,081,245.02
  6. Step 6: Final answer
    x = 343,156,186.62

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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.