Home / 557,253,513,566.37-768,997,795,487.76-322,618,696,204.95

Finding the Fourth Proportional to 557,253,513,566.37, 768,997,795,487.76 and 322,618,696,204.95

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Solution

The fourth proportional to 557,253,513,566.37, 768,997,795,487.76 and 322,618,696,204.95 is: 445,206,822,612.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,253,513,566.37 : 768,997,795,487.76 = 322,618,696,204.95 : x
  2. Step 2: Convert to fraction form
    557,253,513,566.37/768,997,795,487.76 = 322,618,696,204.95/x
  3. Step 3: Cross multiply
    557,253,513,566.37x = 768,997,795,487.76 × 322,618,696,204.95
  4. Step 4: Simplify right side
    557,253,513,566.37x = 248,093,066,164,741,934,678,016
  5. Step 5: Solve for x
    x = 248,093,066,164,741,934,678,016/557,253,513,566.37
  6. Step 6: Final answer
    x = 445,206,822,612.87

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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.