Home / 443,973,822.50-666,190,361.20-322,156,474.22

Finding the Fourth Proportional to 443,973,822.50, 666,190,361.20 and 322,156,474.22

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Solution

The fourth proportional to 443,973,822.50, 666,190,361.20 and 322,156,474.22 is: 483,401,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,973,822.50 : 666,190,361.20 = 322,156,474.22 : x
  2. Step 2: Convert to fraction form
    443,973,822.50/666,190,361.20 = 322,156,474.22/x
  3. Step 3: Cross multiply
    443,973,822.50x = 666,190,361.20 × 322,156,474.22
  4. Step 4: Simplify right side
    443,973,822.50x = 214,617,537,923,540,320
  5. Step 5: Solve for x
    x = 214,617,537,923,540,320/443,973,822.50
  6. Step 6: Final answer
    x = 483,401,333.70

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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.