Home / 369,975,072.28-510,439,906.62-211,091,054.56

Finding the Fourth Proportional to 369,975,072.28, 510,439,906.62 and 211,091,054.56

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Solution

The fourth proportional to 369,975,072.28, 510,439,906.62 and 211,091,054.56 is: 291,233,940.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,975,072.28 : 510,439,906.62 = 211,091,054.56 : x
  2. Step 2: Convert to fraction form
    369,975,072.28/510,439,906.62 = 211,091,054.56/x
  3. Step 3: Cross multiply
    369,975,072.28x = 510,439,906.62 × 211,091,054.56
  4. Step 4: Simplify right side
    369,975,072.28x = 107,749,298,177,923,728
  5. Step 5: Solve for x
    x = 107,749,298,177,923,728/369,975,072.28
  6. Step 6: Final answer
    x = 291,233,940.48

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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.