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Finding the Fourth Proportional to 64,683,136.60, 97,024,704.90 and 50,227,941.40

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Solution

The fourth proportional to 64,683,136.60, 97,024,704.90 and 50,227,941.40 is: 75,341,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,683,136.60 : 97,024,704.90 = 50,227,941.40 : x
  2. Step 2: Convert to fraction form
    64,683,136.60/97,024,704.90 = 50,227,941.40/x
  3. Step 3: Cross multiply
    64,683,136.60x = 97,024,704.90 × 50,227,941.40
  4. Step 4: Simplify right side
    64,683,136.60x = 4,873,351,192,069,493
  5. Step 5: Solve for x
    x = 4,873,351,192,069,493/64,683,136.60
  6. Step 6: Final answer
    x = 75,341,912.10

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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.