Home / 220,390,102.29-304,129,208.25-119,918,954.30

Finding the Fourth Proportional to 220,390,102.29, 304,129,208.25 and 119,918,954.30

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Solution

The fourth proportional to 220,390,102.29, 304,129,208.25 and 119,918,954.30 is: 165,483,187.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,390,102.29 : 304,129,208.25 = 119,918,954.30 : x
  2. Step 2: Convert to fraction form
    220,390,102.29/304,129,208.25 = 119,918,954.30/x
  3. Step 3: Cross multiply
    220,390,102.29x = 304,129,208.25 × 119,918,954.30
  4. Step 4: Simplify right side
    220,390,102.29x = 36,470,856,623,906,288
  5. Step 5: Solve for x
    x = 36,470,856,623,906,288/220,390,102.29
  6. Step 6: Final answer
    x = 165,483,187.52

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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.