Home / 725,265,170.24-1,088,109,988.32-233,968,988.48

Finding the Fourth Proportional to 725,265,170.24, 1,088,109,988.32 and 233,968,988.48

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Solution

The fourth proportional to 725,265,170.24, 1,088,109,988.32 and 233,968,988.48 is: 351,021,948.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,265,170.24 : 1,088,109,988.32 = 233,968,988.48 : x
  2. Step 2: Convert to fraction form
    725,265,170.24/1,088,109,988.32 = 233,968,988.48/x
  3. Step 3: Cross multiply
    725,265,170.24x = 1,088,109,988.32 × 233,968,988.48
  4. Step 4: Simplify right side
    725,265,170.24x = 254,583,993,322,214,976
  5. Step 5: Solve for x
    x = 254,583,993,322,214,976/725,265,170.24
  6. Step 6: Final answer
    x = 351,021,948.62

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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.