Home / 215,792,071.26-297,816,136.16-132,215,666.70

Finding the Fourth Proportional to 215,792,071.26, 297,816,136.16 and 132,215,666.70

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Solution

The fourth proportional to 215,792,071.26, 297,816,136.16 and 132,215,666.70 is: 182,471,759.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,792,071.26 : 297,816,136.16 = 132,215,666.70 : x
  2. Step 2: Convert to fraction form
    215,792,071.26/297,816,136.16 = 132,215,666.70/x
  3. Step 3: Cross multiply
    215,792,071.26x = 297,816,136.16 × 132,215,666.70
  4. Step 4: Simplify right side
    215,792,071.26x = 39,375,958,996,412,384
  5. Step 5: Solve for x
    x = 39,375,958,996,412,384/215,792,071.26
  6. Step 6: Final answer
    x = 182,471,759.81

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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.