Home / 456,876,391.64-630,486,034.97-248,027,164.52

Finding the Fourth Proportional to 456,876,391.64, 630,486,034.97 and 248,027,164.52

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Solution

The fourth proportional to 456,876,391.64, 630,486,034.97 and 248,027,164.52 is: 342,275,649.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,876,391.64 : 630,486,034.97 = 248,027,164.52 : x
  2. Step 2: Convert to fraction form
    456,876,391.64/630,486,034.97 = 248,027,164.52/x
  3. Step 3: Cross multiply
    456,876,391.64x = 630,486,034.97 × 248,027,164.52
  4. Step 4: Simplify right side
    456,876,391.64x = 156,377,663,519,914,240
  5. Step 5: Solve for x
    x = 156,377,663,519,914,240/456,876,391.64
  6. Step 6: Final answer
    x = 342,275,649.13

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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.