Home / 131,993,900.70-197,990,851.05-123,035,948.70

Finding the Fourth Proportional to 131,993,900.70, 197,990,851.05 and 123,035,948.70

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Solution

The fourth proportional to 131,993,900.70, 197,990,851.05 and 123,035,948.70 is: 184,553,923.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,993,900.70 : 197,990,851.05 = 123,035,948.70 : x
  2. Step 2: Convert to fraction form
    131,993,900.70/197,990,851.05 = 123,035,948.70/x
  3. Step 3: Cross multiply
    131,993,900.70x = 197,990,851.05 × 123,035,948.70
  4. Step 4: Simplify right side
    131,993,900.70x = 24,359,992,192,857,144
  5. Step 5: Solve for x
    x = 24,359,992,192,857,144/131,993,900.70
  6. Step 6: Final answer
    x = 184,553,923.05

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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.