Home / 457,951,394,472.96-687,240,870,339.84-159,831,328,116.48

Finding the Fourth Proportional to 457,951,394,472.96, 687,240,870,339.84 and 159,831,328,116.48

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Solution

The fourth proportional to 457,951,394,472.96, 687,240,870,339.84 and 159,831,328,116.48 is: 239,856,505,227.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,951,394,472.96 : 687,240,870,339.84 = 159,831,328,116.48 : x
  2. Step 2: Convert to fraction form
    457,951,394,472.96/687,240,870,339.84 = 159,831,328,116.48/x
  3. Step 3: Cross multiply
    457,951,394,472.96x = 687,240,870,339.84 × 159,831,328,116.48
  4. Step 4: Simplify right side
    457,951,394,472.96x = 109,842,621,042,342,261,424,128
  5. Step 5: Solve for x
    x = 109,842,621,042,342,261,424,128/457,951,394,472.96
  6. Step 6: Final answer
    x = 239,856,505,227.50

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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.