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Finding the Fourth Proportional to 3,136,611,000.30, 4,704,916,500.45 and 3,136,611,000.30

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Solution

The fourth proportional to 3,136,611,000.30, 4,704,916,500.45 and 3,136,611,000.30 is: 4,704,916,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,611,000.30 : 4,704,916,500.45 = 3,136,611,000.30 : x
  2. Step 2: Convert to fraction form
    3,136,611,000.30/4,704,916,500.45 = 3,136,611,000.30/x
  3. Step 3: Cross multiply
    3,136,611,000.30x = 4,704,916,500.45 × 3,136,611,000.30
  4. Step 4: Simplify right side
    3,136,611,000.30x = 14,757,492,850,804,449,280
  5. Step 5: Solve for x
    x = 14,757,492,850,804,449,280/3,136,611,000.30
  6. Step 6: Final answer
    x = 4,704,916,500.45

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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.