Home / 209,127,822.37-288,600,105.77-116,308,371.22

Finding the Fourth Proportional to 209,127,822.37, 288,600,105.77 and 116,308,371.22

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Solution

The fourth proportional to 209,127,822.37, 288,600,105.77 and 116,308,371.22 is: 160,507,616.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,127,822.37 : 288,600,105.77 = 116,308,371.22 : x
  2. Step 2: Convert to fraction form
    209,127,822.37/288,600,105.77 = 116,308,371.22/x
  3. Step 3: Cross multiply
    209,127,822.37x = 288,600,105.77 × 116,308,371.22
  4. Step 4: Simplify right side
    209,127,822.37x = 33,566,608,235,161,540
  5. Step 5: Solve for x
    x = 33,566,608,235,161,540/209,127,822.37
  6. Step 6: Final answer
    x = 160,507,616.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.