Home / 256,042,888.92-383,676,379.02-169,471,150.02

Finding the Fourth Proportional to 256,042,888.92, 383,676,379.02 and 169,471,150.02

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Solution

The fourth proportional to 256,042,888.92, 383,676,379.02 and 169,471,150.02 is: 253,949,943.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,042,888.92 : 383,676,379.02 = 169,471,150.02 : x
  2. Step 2: Convert to fraction form
    256,042,888.92/383,676,379.02 = 169,471,150.02/x
  3. Step 3: Cross multiply
    256,042,888.92x = 383,676,379.02 × 169,471,150.02
  4. Step 4: Simplify right side
    256,042,888.92x = 65,022,077,188,028,800
  5. Step 5: Solve for x
    x = 65,022,077,188,028,800/256,042,888.92
  6. Step 6: Final answer
    x = 253,949,943.55

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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.