Home / 215,004,556.26-322,387,187.67-127,601,590.50

Finding the Fourth Proportional to 215,004,556.26, 322,387,187.67 and 127,601,590.50

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Solution

The fourth proportional to 215,004,556.26, 322,387,187.67 and 127,601,590.50 is: 191,331,377.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,004,556.26 : 322,387,187.67 = 127,601,590.50 : x
  2. Step 2: Convert to fraction form
    215,004,556.26/322,387,187.67 = 127,601,590.50/x
  3. Step 3: Cross multiply
    215,004,556.26x = 322,387,187.67 × 127,601,590.50
  4. Step 4: Simplify right side
    215,004,556.26x = 41,137,117,903,513,992
  5. Step 5: Solve for x
    x = 41,137,117,903,513,992/215,004,556.26
  6. Step 6: Final answer
    x = 191,331,377.43

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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.