Home / 417,489,441.51-576,119,645.37-231,862,414.62

Finding the Fourth Proportional to 417,489,441.51, 576,119,645.37 and 231,862,414.62

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Solution

The fourth proportional to 417,489,441.51, 576,119,645.37 and 231,862,414.62 is: 319,961,366.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,489,441.51 : 576,119,645.37 = 231,862,414.62 : x
  2. Step 2: Convert to fraction form
    417,489,441.51/576,119,645.37 = 231,862,414.62/x
  3. Step 3: Cross multiply
    417,489,441.51x = 576,119,645.37 × 231,862,414.62
  4. Step 4: Simplify right side
    417,489,441.51x = 133,580,492,085,506,304
  5. Step 5: Solve for x
    x = 133,580,492,085,506,304/417,489,441.51
  6. Step 6: Final answer
    x = 319,961,366.21

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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.