Home / 275,285,695.59-412,917,344.69-68,018,886.56

Finding the Fourth Proportional to 275,285,695.59, 412,917,344.69 and 68,018,886.56

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Solution

The fourth proportional to 275,285,695.59, 412,917,344.69 and 68,018,886.56 is: 102,025,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,285,695.59 : 412,917,344.69 = 68,018,886.56 : x
  2. Step 2: Convert to fraction form
    275,285,695.59/412,917,344.69 = 68,018,886.56/x
  3. Step 3: Cross multiply
    275,285,695.59x = 412,917,344.69 × 68,018,886.56
  4. Step 4: Simplify right side
    275,285,695.59x = 28,086,178,024,720,852
  5. Step 5: Solve for x
    x = 28,086,178,024,720,852/275,285,695.59
  6. Step 6: Final answer
    x = 102,025,562.80

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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.