Home / 324,042,270-447,182,531.64-177,361,404.72

Finding the Fourth Proportional to 324,042,270, 447,182,531.64 and 177,361,404.72

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Solution

The fourth proportional to 324,042,270, 447,182,531.64 and 177,361,404.72 is: 244,761,036.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,042,270 : 447,182,531.64 = 177,361,404.72 : x
  2. Step 2: Convert to fraction form
    324,042,270/447,182,531.64 = 177,361,404.72/x
  3. Step 3: Cross multiply
    324,042,270x = 447,182,531.64 × 177,361,404.72
  4. Step 4: Simplify right side
    324,042,270x = 79,312,921,977,916,240
  5. Step 5: Solve for x
    x = 79,312,921,977,916,240/324,042,270
  6. Step 6: Final answer
    x = 244,761,036.82

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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.