Home / 245,471,199.36-338,757,436.89-133,969,191.81

Finding the Fourth Proportional to 245,471,199.36, 338,757,436.89 and 133,969,191.81

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Solution

The fourth proportional to 245,471,199.36, 338,757,436.89 and 133,969,191.81 is: 184,881,404.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,471,199.36 : 338,757,436.89 = 133,969,191.81 : x
  2. Step 2: Convert to fraction form
    245,471,199.36/338,757,436.89 = 133,969,191.81/x
  3. Step 3: Cross multiply
    245,471,199.36x = 338,757,436.89 × 133,969,191.81
  4. Step 4: Simplify right side
    245,471,199.36x = 45,383,060,039,780,376
  5. Step 5: Solve for x
    x = 45,383,060,039,780,376/245,471,199.36
  6. Step 6: Final answer
    x = 184,881,404.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.