Home / 222,761,273.36-307,405,924.62-123,636,205.48

Finding the Fourth Proportional to 222,761,273.36, 307,405,924.62 and 123,636,205.48

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Solution

The fourth proportional to 222,761,273.36, 307,405,924.62 and 123,636,205.48 is: 170,615,392.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,761,273.36 : 307,405,924.62 = 123,636,205.48 : x
  2. Step 2: Convert to fraction form
    222,761,273.36/307,405,924.62 = 123,636,205.48/x
  3. Step 3: Cross multiply
    222,761,273.36x = 307,405,924.62 × 123,636,205.48
  4. Step 4: Simplify right side
    222,761,273.36x = 38,006,502,062,087,712
  5. Step 5: Solve for x
    x = 38,006,502,062,087,712/222,761,273.36
  6. Step 6: Final answer
    x = 170,615,392.38

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1.5x scale

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.