Home / 225,084,133.13-338,012,577.50-138,156,100.49

Finding the Fourth Proportional to 225,084,133.13, 338,012,577.50 and 138,156,100.49

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Solution

The fourth proportional to 225,084,133.13, 338,012,577.50 and 138,156,100.49 is: 207,471,308.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,084,133.13 : 338,012,577.50 = 138,156,100.49 : x
  2. Step 2: Convert to fraction form
    225,084,133.13/338,012,577.50 = 138,156,100.49/x
  3. Step 3: Cross multiply
    225,084,133.13x = 338,012,577.50 × 138,156,100.49
  4. Step 4: Simplify right side
    225,084,133.13x = 46,698,499,623,283,136
  5. Step 5: Solve for x
    x = 46,698,499,623,283,136/225,084,133.13
  6. Step 6: Final answer
    x = 207,471,308.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.