Home / 465,282,416,789.28-698,135,685,791.08-238,800,913,783.38

Finding the Fourth Proportional to 465,282,416,789.28, 698,135,685,791.08 and 238,800,913,783.38

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Solution

The fourth proportional to 465,282,416,789.28, 698,135,685,791.08 and 238,800,913,783.38 is: 358,310,208,372.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,282,416,789.28 : 698,135,685,791.08 = 238,800,913,783.38 : x
  2. Step 2: Convert to fraction form
    465,282,416,789.28/698,135,685,791.08 = 238,800,913,783.38/x
  3. Step 3: Cross multiply
    465,282,416,789.28x = 698,135,685,791.08 × 238,800,913,783.38
  4. Step 4: Simplify right side
    465,282,416,789.28x = 166,715,439,711,696,541,712,384
  5. Step 5: Solve for x
    x = 166,715,439,711,696,541,712,384/465,282,416,789.28
  6. Step 6: Final answer
    x = 358,310,208,372.22

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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.