Home / 426,104,233.52-639,340,481.66-229,137,430.51

Finding the Fourth Proportional to 426,104,233.52, 639,340,481.66 and 229,137,430.51

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Solution

The fourth proportional to 426,104,233.52, 639,340,481.66 and 229,137,430.51 is: 343,805,162.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,104,233.52 : 639,340,481.66 = 229,137,430.51 : x
  2. Step 2: Convert to fraction form
    426,104,233.52/639,340,481.66 = 229,137,430.51/x
  3. Step 3: Cross multiply
    426,104,233.52x = 639,340,481.66 × 229,137,430.51
  4. Step 4: Simplify right side
    426,104,233.52x = 146,496,835,188,598,176
  5. Step 5: Solve for x
    x = 146,496,835,188,598,176/426,104,233.52
  6. Step 6: Final answer
    x = 343,805,162.36

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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.