Home / 143,737,015,637.08-197,318,379,732.32-123,379,128,335.08

Finding the Fourth Proportional to 143,737,015,637.08, 197,318,379,732.32 and 123,379,128,335.08

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Solution

The fourth proportional to 143,737,015,637.08, 197,318,379,732.32 and 123,379,128,335.08 is: 169,371,609,588.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,737,015,637.08 : 197,318,379,732.32 = 123,379,128,335.08 : x
  2. Step 2: Convert to fraction form
    143,737,015,637.08/197,318,379,732.32 = 123,379,128,335.08/x
  3. Step 3: Cross multiply
    143,737,015,637.08x = 197,318,379,732.32 × 123,379,128,335.08
  4. Step 4: Simplify right side
    143,737,015,637.08x = 24,344,969,695,863,957,880,832
  5. Step 5: Solve for x
    x = 24,344,969,695,863,957,880,832/143,737,015,637.08
  6. Step 6: Final answer
    x = 169,371,609,588.25

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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.