Home / 419,905,233.90-629,857,850.85-235,483,397.10

Finding the Fourth Proportional to 419,905,233.90, 629,857,850.85 and 235,483,397.10

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Solution

The fourth proportional to 419,905,233.90, 629,857,850.85 and 235,483,397.10 is: 353,225,095.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,905,233.90 : 629,857,850.85 = 235,483,397.10 : x
  2. Step 2: Convert to fraction form
    419,905,233.90/629,857,850.85 = 235,483,397.10/x
  3. Step 3: Cross multiply
    419,905,233.90x = 629,857,850.85 × 235,483,397.10
  4. Step 4: Simplify right side
    419,905,233.90x = 148,321,066,408,263,136
  5. Step 5: Solve for x
    x = 148,321,066,408,263,136/419,905,233.90
  6. Step 6: Final answer
    x = 353,225,095.65

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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.