Home / 131,993,909.70-197,990,864.55-123,035,957.70

Finding the Fourth Proportional to 131,993,909.70, 197,990,864.55 and 123,035,957.70

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Solution

The fourth proportional to 131,993,909.70, 197,990,864.55 and 123,035,957.70 is: 184,553,936.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,993,909.70 : 197,990,864.55 = 123,035,957.70 : x
  2. Step 2: Convert to fraction form
    131,993,909.70/197,990,864.55 = 123,035,957.70/x
  3. Step 3: Cross multiply
    131,993,909.70x = 197,990,864.55 × 123,035,957.70
  4. Step 4: Simplify right side
    131,993,909.70x = 24,359,995,635,760,232
  5. Step 5: Solve for x
    x = 24,359,995,635,760,232/131,993,909.70
  6. Step 6: Final answer
    x = 184,553,936.55

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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.