Home / 404,929,433.88-558,799,836.72-219,286,201.32

Finding the Fourth Proportional to 404,929,433.88, 558,799,836.72 and 219,286,201.32

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Solution

The fourth proportional to 404,929,433.88, 558,799,836.72 and 219,286,201.32 is: 302,613,451.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,929,433.88 : 558,799,836.72 = 219,286,201.32 : x
  2. Step 2: Convert to fraction form
    404,929,433.88/558,799,836.72 = 219,286,201.32/x
  3. Step 3: Cross multiply
    404,929,433.88x = 558,799,836.72 × 219,286,201.32
  4. Step 4: Simplify right side
    404,929,433.88x = 122,537,093,492,565,056
  5. Step 5: Solve for x
    x = 122,537,093,492,565,056/404,929,433.88
  6. Step 6: Final answer
    x = 302,613,451.23

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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.