Home / 74,348,651.68-111,479,674.92-28,857,302.08

Finding the Fourth Proportional to 74,348,651.68, 111,479,674.92 and 28,857,302.08

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Solution

The fourth proportional to 74,348,651.68, 111,479,674.92 and 28,857,302.08 is: 43,269,145.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,348,651.68 : 111,479,674.92 = 28,857,302.08 : x
  2. Step 2: Convert to fraction form
    74,348,651.68/111,479,674.92 = 28,857,302.08/x
  3. Step 3: Cross multiply
    74,348,651.68x = 111,479,674.92 × 28,857,302.08
  4. Step 4: Simplify right side
    74,348,651.68x = 3,217,002,654,946,639.50
  5. Step 5: Solve for x
    x = 3,217,002,654,946,639.50/74,348,651.68
  6. Step 6: Final answer
    x = 43,269,145.87

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.