Home / 493,744,448.37-740,615,196.25-125,278,688.37

Finding the Fourth Proportional to 493,744,448.37, 740,615,196.25 and 125,278,688.37

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Solution

The fourth proportional to 493,744,448.37, 740,615,196.25 and 125,278,688.37 is: 187,917,657.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,744,448.37 : 740,615,196.25 = 125,278,688.37 : x
  2. Step 2: Convert to fraction form
    493,744,448.37/740,615,196.25 = 125,278,688.37/x
  3. Step 3: Cross multiply
    493,744,448.37x = 740,615,196.25 × 125,278,688.37
  4. Step 4: Simplify right side
    493,744,448.37x = 92,783,300,373,090,144
  5. Step 5: Solve for x
    x = 92,783,300,373,090,144/493,744,448.37
  6. Step 6: Final answer
    x = 187,917,657.97

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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.