Home / 432,824,212.16-647,703,757.92-269,139,049.28

Finding the Fourth Proportional to 432,824,212.16, 647,703,757.92 and 269,139,049.28

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Solution

The fourth proportional to 432,824,212.16, 647,703,757.92 and 269,139,049.28 is: 402,755,596.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,824,212.16 : 647,703,757.92 = 269,139,049.28 : x
  2. Step 2: Convert to fraction form
    432,824,212.16/647,703,757.92 = 269,139,049.28/x
  3. Step 3: Cross multiply
    432,824,212.16x = 647,703,757.92 × 269,139,049.28
  4. Step 4: Simplify right side
    432,824,212.16x = 174,322,373,621,672,032
  5. Step 5: Solve for x
    x = 174,322,373,621,672,032/432,824,212.16
  6. Step 6: Final answer
    x = 402,755,596.21

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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.