Home / 276,358,670.64-381,237,217.56-164,770,812.72

Finding the Fourth Proportional to 276,358,670.64, 381,237,217.56 and 164,770,812.72

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Solution

The fourth proportional to 276,358,670.64, 381,237,217.56 and 164,770,812.72 is: 227,301,593.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,358,670.64 : 381,237,217.56 = 164,770,812.72 : x
  2. Step 2: Convert to fraction form
    276,358,670.64/381,237,217.56 = 164,770,812.72/x
  3. Step 3: Cross multiply
    276,358,670.64x = 381,237,217.56 × 164,770,812.72
  4. Step 4: Simplify right side
    276,358,670.64x = 62,816,766,176,472,656
  5. Step 5: Solve for x
    x = 62,816,766,176,472,656/276,358,670.64
  6. Step 6: Final answer
    x = 227,301,593.36

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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.