Home / 404,604,386.19-558,354,046.16-218,965,401.88

Finding the Fourth Proportional to 404,604,386.19, 558,354,046.16 and 218,965,401.88

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Solution

The fourth proportional to 404,604,386.19, 558,354,046.16 and 218,965,401.88 is: 302,172,250.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,604,386.19 : 558,354,046.16 = 218,965,401.88 : x
  2. Step 2: Convert to fraction form
    404,604,386.19/558,354,046.16 = 218,965,401.88/x
  3. Step 3: Cross multiply
    404,604,386.19x = 558,354,046.16 × 218,965,401.88
  4. Step 4: Simplify right side
    404,604,386.19x = 122,260,218,107,900,000
  5. Step 5: Solve for x
    x = 122,260,218,107,900,000/404,604,386.19
  6. Step 6: Final answer
    x = 302,172,250.92

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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.