Home / 245,205,817.13-367,981,112.90-221,761,959.14

Finding the Fourth Proportional to 245,205,817.13, 367,981,112.90 and 221,761,959.14

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Solution

The fourth proportional to 245,205,817.13, 367,981,112.90 and 221,761,959.14 is: 332,798,844.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,205,817.13 : 367,981,112.90 = 221,761,959.14 : x
  2. Step 2: Convert to fraction form
    245,205,817.13/367,981,112.90 = 221,761,959.14/x
  3. Step 3: Cross multiply
    245,205,817.13x = 367,981,112.90 × 221,761,959.14
  4. Step 4: Simplify right side
    245,205,817.13x = 81,604,212,520,272,800
  5. Step 5: Solve for x
    x = 81,604,212,520,272,800/245,205,817.13
  6. Step 6: Final answer
    x = 332,798,844.16

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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.