Home / 442,870,913.80-664,306,370.70-184,271,723.20

Finding the Fourth Proportional to 442,870,913.80, 664,306,370.70 and 184,271,723.20

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Solution

The fourth proportional to 442,870,913.80, 664,306,370.70 and 184,271,723.20 is: 276,407,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,870,913.80 : 664,306,370.70 = 184,271,723.20 : x
  2. Step 2: Convert to fraction form
    442,870,913.80/664,306,370.70 = 184,271,723.20/x
  3. Step 3: Cross multiply
    442,870,913.80x = 664,306,370.70 × 184,271,723.20
  4. Step 4: Simplify right side
    442,870,913.80x = 122,412,879,661,626,992
  5. Step 5: Solve for x
    x = 122,412,879,661,626,992/442,870,913.80
  6. Step 6: Final answer
    x = 276,407,584.80

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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.