Home / 460,002,020.52-687,907,243.26-343,499,189.16

Finding the Fourth Proportional to 460,002,020.52, 687,907,243.26 and 343,499,189.16

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Solution

The fourth proportional to 460,002,020.52, 687,907,243.26 and 343,499,189.16 is: 513,683,787.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,002,020.52 : 687,907,243.26 = 343,499,189.16 : x
  2. Step 2: Convert to fraction form
    460,002,020.52/687,907,243.26 = 343,499,189.16/x
  3. Step 3: Cross multiply
    460,002,020.52x = 687,907,243.26 × 343,499,189.16
  4. Step 4: Simplify right side
    460,002,020.52x = 236,295,580,277,100,896
  5. Step 5: Solve for x
    x = 236,295,580,277,100,896/460,002,020.52
  6. Step 6: Final answer
    x = 513,683,787.76

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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.