Home / 442,870,566.60-664,305,849.90-236,246,305.80

Finding the Fourth Proportional to 442,870,566.60, 664,305,849.90 and 236,246,305.80

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Solution

The fourth proportional to 442,870,566.60, 664,305,849.90 and 236,246,305.80 is: 354,369,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,870,566.60 : 664,305,849.90 = 236,246,305.80 : x
  2. Step 2: Convert to fraction form
    442,870,566.60/664,305,849.90 = 236,246,305.80/x
  3. Step 3: Cross multiply
    442,870,566.60x = 664,305,849.90 × 236,246,305.80
  4. Step 4: Simplify right side
    442,870,566.60x = 156,939,802,960,204,288
  5. Step 5: Solve for x
    x = 156,939,802,960,204,288/442,870,566.60
  6. Step 6: Final answer
    x = 354,369,458.70

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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.