Home / 417,489,442.26-576,119,646.41-231,862,415.37

Finding the Fourth Proportional to 417,489,442.26, 576,119,646.41 and 231,862,415.37

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Solution

The fourth proportional to 417,489,442.26, 576,119,646.41 and 231,862,415.37 is: 319,961,367.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,489,442.26 : 576,119,646.41 = 231,862,415.37 : x
  2. Step 2: Convert to fraction form
    417,489,442.26/576,119,646.41 = 231,862,415.37/x
  3. Step 3: Cross multiply
    417,489,442.26x = 576,119,646.41 × 231,862,415.37
  4. Step 4: Simplify right side
    417,489,442.26x = 133,580,492,757,573,632
  5. Step 5: Solve for x
    x = 133,580,492,757,573,632/417,489,442.26
  6. Step 6: Final answer
    x = 319,961,367.25

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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.