Home / 303,910,700.66-419,350,380.36-171,703,458.62

Finding the Fourth Proportional to 303,910,700.66, 419,350,380.36 and 171,703,458.62

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Solution

The fourth proportional to 303,910,700.66, 419,350,380.36 and 171,703,458.62 is: 236,924,565.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,910,700.66 : 419,350,380.36 = 171,703,458.62 : x
  2. Step 2: Convert to fraction form
    303,910,700.66/419,350,380.36 = 171,703,458.62/x
  3. Step 3: Cross multiply
    303,910,700.66x = 419,350,380.36 × 171,703,458.62
  4. Step 4: Simplify right side
    303,910,700.66x = 72,003,910,681,424,528
  5. Step 5: Solve for x
    x = 72,003,910,681,424,528/303,910,700.66
  6. Step 6: Final answer
    x = 236,924,565.42

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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.