Home / 188,976,007.80-283,464,011.70-52,661,391.30

Finding the Fourth Proportional to 188,976,007.80, 283,464,011.70 and 52,661,391.30

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Solution

The fourth proportional to 188,976,007.80, 283,464,011.70 and 52,661,391.30 is: 78,992,086.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,976,007.80 : 283,464,011.70 = 52,661,391.30 : x
  2. Step 2: Convert to fraction form
    188,976,007.80/283,464,011.70 = 52,661,391.30/x
  3. Step 3: Cross multiply
    188,976,007.80x = 283,464,011.70 × 52,661,391.30
  4. Step 4: Simplify right side
    188,976,007.80x = 14,927,609,239,601,476
  5. Step 5: Solve for x
    x = 14,927,609,239,601,476/188,976,007.80
  6. Step 6: Final answer
    x = 78,992,086.95

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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.