Home / 197,802,001.80-296,703,002.70-136,579,998.60

Finding the Fourth Proportional to 197,802,001.80, 296,703,002.70 and 136,579,998.60

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Solution

The fourth proportional to 197,802,001.80, 296,703,002.70 and 136,579,998.60 is: 204,869,997.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,802,001.80 : 296,703,002.70 = 136,579,998.60 : x
  2. Step 2: Convert to fraction form
    197,802,001.80/296,703,002.70 = 136,579,998.60/x
  3. Step 3: Cross multiply
    197,802,001.80x = 296,703,002.70 × 136,579,998.60
  4. Step 4: Simplify right side
    197,802,001.80x = 40,523,695,693,381,792
  5. Step 5: Solve for x
    x = 40,523,695,693,381,792/197,802,001.80
  6. Step 6: Final answer
    x = 204,869,997.90

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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.