Home / 275,606,059.30-413,489,800.89-81,522,642.94

Finding the Fourth Proportional to 275,606,059.30, 413,489,800.89 and 81,522,642.94

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Solution

The fourth proportional to 275,606,059.30, 413,489,800.89 and 81,522,642.94 is: 122,307,838.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,606,059.30 : 413,489,800.89 = 81,522,642.94 : x
  2. Step 2: Convert to fraction form
    275,606,059.30/413,489,800.89 = 81,522,642.94/x
  3. Step 3: Cross multiply
    275,606,059.30x = 413,489,800.89 × 81,522,642.94
  4. Step 4: Simplify right side
    275,606,059.30x = 33,708,781,396,253,440
  5. Step 5: Solve for x
    x = 33,708,781,396,253,440/275,606,059.30
  6. Step 6: Final answer
    x = 122,307,838.52

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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.