Home / 206,096,001.86-309,297,257.51-83,275,387.22

Finding the Fourth Proportional to 206,096,001.86, 309,297,257.51 and 83,275,387.22

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Solution

The fourth proportional to 206,096,001.86, 309,297,257.51 and 83,275,387.22 is: 124,975,005.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,096,001.86 : 309,297,257.51 = 83,275,387.22 : x
  2. Step 2: Convert to fraction form
    206,096,001.86/309,297,257.51 = 83,275,387.22/x
  3. Step 3: Cross multiply
    206,096,001.86x = 309,297,257.51 × 83,275,387.22
  4. Step 4: Simplify right side
    206,096,001.86x = 25,756,848,885,586,168
  5. Step 5: Solve for x
    x = 25,756,848,885,586,168/206,096,001.86
  6. Step 6: Final answer
    x = 124,975,005.11

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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.