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Finding the Fourth Proportional to 298,944,846.30, 448,417,269.45 and 169,804,683.30

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Solution

The fourth proportional to 298,944,846.30, 448,417,269.45 and 169,804,683.30 is: 254,707,024.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,944,846.30 : 448,417,269.45 = 169,804,683.30 : x
  2. Step 2: Convert to fraction form
    298,944,846.30/448,417,269.45 = 169,804,683.30/x
  3. Step 3: Cross multiply
    298,944,846.30x = 448,417,269.45 × 169,804,683.30
  4. Step 4: Simplify right side
    298,944,846.30x = 76,143,352,425,208,016
  5. Step 5: Solve for x
    x = 76,143,352,425,208,016/298,944,846.30
  6. Step 6: Final answer
    x = 254,707,024.95

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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.