Home / 404,929,686.56-558,800,185.16-219,286,454

Finding the Fourth Proportional to 404,929,686.56, 558,800,185.16 and 219,286,454

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Solution

The fourth proportional to 404,929,686.56, 558,800,185.16 and 219,286,454 is: 302,613,799.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,929,686.56 : 558,800,185.16 = 219,286,454 : x
  2. Step 2: Convert to fraction form
    404,929,686.56/558,800,185.16 = 219,286,454/x
  3. Step 3: Cross multiply
    404,929,686.56x = 558,800,185.16 × 219,286,454
  4. Step 4: Simplify right side
    404,929,686.56x = 122,537,311,098,279,808
  5. Step 5: Solve for x
    x = 122,537,311,098,279,808/404,929,686.56
  6. Step 6: Final answer
    x = 302,613,799.79

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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.