Home / 222,925,521.14-307,637,937.75-123,806,268.48

Finding the Fourth Proportional to 222,925,521.14, 307,637,937.75 and 123,806,268.48

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Solution

The fourth proportional to 222,925,521.14, 307,637,937.75 and 123,806,268.48 is: 170,853,049.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,925,521.14 : 307,637,937.75 = 123,806,268.48 : x
  2. Step 2: Convert to fraction form
    222,925,521.14/307,637,937.75 = 123,806,268.48/x
  3. Step 3: Cross multiply
    222,925,521.14x = 307,637,937.75 × 123,806,268.48
  4. Step 4: Simplify right side
    222,925,521.14x = 38,087,505,115,710,032
  5. Step 5: Solve for x
    x = 38,087,505,115,710,032/222,925,521.14
  6. Step 6: Final answer
    x = 170,853,049.58

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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.