Home / 208,673,619.80-313,010,429.70-55,335,176.60

Finding the Fourth Proportional to 208,673,619.80, 313,010,429.70 and 55,335,176.60

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Solution

The fourth proportional to 208,673,619.80, 313,010,429.70 and 55,335,176.60 is: 83,002,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,673,619.80 : 313,010,429.70 = 55,335,176.60 : x
  2. Step 2: Convert to fraction form
    208,673,619.80/313,010,429.70 = 55,335,176.60/x
  3. Step 3: Cross multiply
    208,673,619.80x = 313,010,429.70 × 55,335,176.60
  4. Step 4: Simplify right side
    208,673,619.80x = 17,320,487,405,091,384
  5. Step 5: Solve for x
    x = 17,320,487,405,091,384/208,673,619.80
  6. Step 6: Final answer
    x = 83,002,764.90

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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.