Home / 222,595,730.44-307,218,947.56-123,508,400.16

Finding the Fourth Proportional to 222,595,730.44, 307,218,947.56 and 123,508,400.16

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Solution

The fourth proportional to 222,595,730.44, 307,218,947.56 and 123,508,400.16 is: 170,462,032.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,595,730.44 : 307,218,947.56 = 123,508,400.16 : x
  2. Step 2: Convert to fraction form
    222,595,730.44/307,218,947.56 = 123,508,400.16/x
  3. Step 3: Cross multiply
    222,595,730.44x = 307,218,947.56 × 123,508,400.16
  4. Step 4: Simplify right side
    222,595,730.44x = 37,944,120,713,514,416
  5. Step 5: Solve for x
    x = 37,944,120,713,514,416/222,595,730.44
  6. Step 6: Final answer
    x = 170,462,032.85

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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.