Home / 488,983,958.69-674,802,731.25-265,970,828.34

Finding the Fourth Proportional to 488,983,958.69, 674,802,731.25 and 265,970,828.34

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Solution

The fourth proportional to 488,983,958.69, 674,802,731.25 and 265,970,828.34 is: 367,042,391.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,983,958.69 : 674,802,731.25 = 265,970,828.34 : x
  2. Step 2: Convert to fraction form
    488,983,958.69/674,802,731.25 = 265,970,828.34/x
  3. Step 3: Cross multiply
    488,983,958.69x = 674,802,731.25 × 265,970,828.34
  4. Step 4: Simplify right side
    488,983,958.69x = 179,477,841,396,656,896
  5. Step 5: Solve for x
    x = 179,477,841,396,656,896/488,983,958.69
  6. Step 6: Final answer
    x = 367,042,391.08

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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.