Home / 324,970,955.54-448,342,228.05-213,521,822.18

Finding the Fourth Proportional to 324,970,955.54, 448,342,228.05 and 213,521,822.18

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Solution

The fourth proportional to 324,970,955.54, 448,342,228.05 and 213,521,822.18 is: 294,582,786.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,970,955.54 : 448,342,228.05 = 213,521,822.18 : x
  2. Step 2: Convert to fraction form
    324,970,955.54/448,342,228.05 = 213,521,822.18/x
  3. Step 3: Cross multiply
    324,970,955.54x = 448,342,228.05 × 213,521,822.18
  4. Step 4: Simplify right side
    324,970,955.54x = 95,730,849,493,477,120
  5. Step 5: Solve for x
    x = 95,730,849,493,477,120/324,970,955.54
  6. Step 6: Final answer
    x = 294,582,786.13

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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.