Home / 220,390,131.56-304,129,248.66-119,918,983.64

Finding the Fourth Proportional to 220,390,131.56, 304,129,248.66 and 119,918,983.64

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Solution

The fourth proportional to 220,390,131.56, 304,129,248.66 and 119,918,983.64 is: 165,483,228.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,390,131.56 : 304,129,248.66 = 119,918,983.64 : x
  2. Step 2: Convert to fraction form
    220,390,131.56/304,129,248.66 = 119,918,983.64/x
  3. Step 3: Cross multiply
    220,390,131.56x = 304,129,248.66 × 119,918,983.64
  4. Step 4: Simplify right side
    220,390,131.56x = 36,470,870,394,504,032
  5. Step 5: Solve for x
    x = 36,470,870,394,504,032/220,390,131.56
  6. Step 6: Final answer
    x = 165,483,228.02

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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.