Home / 288,040,162.64-432,042,307.82-177,396,886.68

Finding the Fourth Proportional to 288,040,162.64, 432,042,307.82 and 177,396,886.68

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Solution

The fourth proportional to 288,040,162.64, 432,042,307.82 and 177,396,886.68 is: 266,084,283.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,040,162.64 : 432,042,307.82 = 177,396,886.68 : x
  2. Step 2: Convert to fraction form
    288,040,162.64/432,042,307.82 = 177,396,886.68/x
  3. Step 3: Cross multiply
    288,040,162.64x = 432,042,307.82 × 177,396,886.68
  4. Step 4: Simplify right side
    288,040,162.64x = 76,642,960,321,310,224
  5. Step 5: Solve for x
    x = 76,642,960,321,310,224/288,040,162.64
  6. Step 6: Final answer
    x = 266,084,283.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.