Home / 415,526,609.48-573,422,469.48-229,888,953.77

Finding the Fourth Proportional to 415,526,609.48, 573,422,469.48 and 229,888,953.77

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Solution

The fourth proportional to 415,526,609.48, 573,422,469.48 and 229,888,953.77 is: 317,244,404.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,526,609.48 : 573,422,469.48 = 229,888,953.77 : x
  2. Step 2: Convert to fraction form
    415,526,609.48/573,422,469.48 = 229,888,953.77/x
  3. Step 3: Cross multiply
    415,526,609.48x = 573,422,469.48 × 229,888,953.77
  4. Step 4: Simplify right side
    415,526,609.48x = 131,823,491,574,099,840
  5. Step 5: Solve for x
    x = 131,823,491,574,099,840/415,526,609.48
  6. Step 6: Final answer
    x = 317,244,404.01

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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.