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Finding the Fourth Proportional to 298,788,301.20, 448,182,451.80 and 177,557,350.80

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Solution

The fourth proportional to 298,788,301.20, 448,182,451.80 and 177,557,350.80 is: 266,336,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,788,301.20 : 448,182,451.80 = 177,557,350.80 : x
  2. Step 2: Convert to fraction form
    298,788,301.20/448,182,451.80 = 177,557,350.80/x
  3. Step 3: Cross multiply
    298,788,301.20x = 448,182,451.80 × 177,557,350.80
  4. Step 4: Simplify right side
    298,788,301.20x = 79,578,088,816,656,704
  5. Step 5: Solve for x
    x = 79,578,088,816,656,704/298,788,301.20
  6. Step 6: Final answer
    x = 266,336,026.20

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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.