Home / 195,801,769.47-293,736,114.72-80,723,404.11

Finding the Fourth Proportional to 195,801,769.47, 293,736,114.72 and 80,723,404.11

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Solution

The fourth proportional to 195,801,769.47, 293,736,114.72 and 80,723,404.11 is: 121,098,900.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,801,769.47 : 293,736,114.72 = 80,723,404.11 : x
  2. Step 2: Convert to fraction form
    195,801,769.47/293,736,114.72 = 80,723,404.11/x
  3. Step 3: Cross multiply
    195,801,769.47x = 293,736,114.72 × 80,723,404.11
  4. Step 4: Simplify right side
    195,801,769.47x = 23,711,379,090,243,880
  5. Step 5: Solve for x
    x = 23,711,379,090,243,880/195,801,769.47
  6. Step 6: Final answer
    x = 121,098,900.97

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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.