Home / 220,816,476.35-304,721,488.62-120,348,085.82

Finding the Fourth Proportional to 220,816,476.35, 304,721,488.62 and 120,348,085.82

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Solution

The fourth proportional to 220,816,476.35, 304,721,488.62 and 120,348,085.82 is: 166,077,497.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,816,476.35 : 304,721,488.62 = 120,348,085.82 : x
  2. Step 2: Convert to fraction form
    220,816,476.35/304,721,488.62 = 120,348,085.82/x
  3. Step 3: Cross multiply
    220,816,476.35x = 304,721,488.62 × 120,348,085.82
  4. Step 4: Simplify right side
    220,816,476.35x = 36,672,647,862,114,304
  5. Step 5: Solve for x
    x = 36,672,647,862,114,304/220,816,476.35
  6. Step 6: Final answer
    x = 166,077,497.79

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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.