Home / 442,870,916.80-664,306,375.20-184,271,726.20

Finding the Fourth Proportional to 442,870,916.80, 664,306,375.20 and 184,271,726.20

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Solution

The fourth proportional to 442,870,916.80, 664,306,375.20 and 184,271,726.20 is: 276,407,589.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,870,916.80 : 664,306,375.20 = 184,271,726.20 : x
  2. Step 2: Convert to fraction form
    442,870,916.80/664,306,375.20 = 184,271,726.20/x
  3. Step 3: Cross multiply
    442,870,916.80x = 664,306,375.20 × 184,271,726.20
  4. Step 4: Simplify right side
    442,870,916.80x = 122,412,882,483,768,864
  5. Step 5: Solve for x
    x = 122,412,882,483,768,864/442,870,916.80
  6. Step 6: Final answer
    x = 276,407,589.30

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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.