Home / 143,737,015,525.10-197,318,379,578.08-123,379,128,222.56

Finding the Fourth Proportional to 143,737,015,525.10, 197,318,379,578.08 and 123,379,128,222.56

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Solution

The fourth proportional to 143,737,015,525.10, 197,318,379,578.08 and 123,379,128,222.56 is: 169,371,609,433.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,737,015,525.10 : 197,318,379,578.08 = 123,379,128,222.56 : x
  2. Step 2: Convert to fraction form
    143,737,015,525.10/197,318,379,578.08 = 123,379,128,222.56/x
  3. Step 3: Cross multiply
    143,737,015,525.10x = 197,318,379,578.08 × 123,379,128,222.56
  4. Step 4: Simplify right side
    143,737,015,525.10x = 24,344,969,654,631,693,025,280
  5. Step 5: Solve for x
    x = 24,344,969,654,631,693,025,280/143,737,015,525.10
  6. Step 6: Final answer
    x = 169,371,609,433.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.