Home / 404,929,436.97-558,799,840.89-219,286,204.41

Finding the Fourth Proportional to 404,929,436.97, 558,799,840.89 and 219,286,204.41

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Solution

The fourth proportional to 404,929,436.97, 558,799,840.89 and 219,286,204.41 is: 302,613,455.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,929,436.97 : 558,799,840.89 = 219,286,204.41 : x
  2. Step 2: Convert to fraction form
    404,929,436.97/558,799,840.89 = 219,286,204.41/x
  3. Step 3: Cross multiply
    404,929,436.97x = 558,799,840.89 × 219,286,204.41
  4. Step 4: Simplify right side
    404,929,436.97x = 122,537,096,133,680,016
  5. Step 5: Solve for x
    x = 122,537,096,133,680,016/404,929,436.97
  6. Step 6: Final answer
    x = 302,613,455.45

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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.