Home / 179,615,193.32-247,854,120.92-101,317,990.79

Finding the Fourth Proportional to 179,615,193.32, 247,854,120.92 and 101,317,990.79

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Solution

The fourth proportional to 179,615,193.32, 247,854,120.92 and 101,317,990.79 is: 139,810,452.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,615,193.32 : 247,854,120.92 = 101,317,990.79 : x
  2. Step 2: Convert to fraction form
    179,615,193.32/247,854,120.92 = 101,317,990.79/x
  3. Step 3: Cross multiply
    179,615,193.32x = 247,854,120.92 × 101,317,990.79
  4. Step 4: Simplify right side
    179,615,193.32x = 25,112,081,541,129,092
  5. Step 5: Solve for x
    x = 25,112,081,541,129,092/179,615,193.32
  6. Step 6: Final answer
    x = 139,810,452.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.