Home / 180,265,960.32-248,777,514.03-100,880,350.46

Finding the Fourth Proportional to 180,265,960.32, 248,777,514.03 and 100,880,350.46

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Solution

The fourth proportional to 180,265,960.32, 248,777,514.03 and 100,880,350.46 is: 139,220,753.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,265,960.32 : 248,777,514.03 = 100,880,350.46 : x
  2. Step 2: Convert to fraction form
    180,265,960.32/248,777,514.03 = 100,880,350.46/x
  3. Step 3: Cross multiply
    180,265,960.32x = 248,777,514.03 × 100,880,350.46
  4. Step 4: Simplify right side
    180,265,960.32x = 25,096,762,800,670,080
  5. Step 5: Solve for x
    x = 25,096,762,800,670,080/180,265,960.32
  6. Step 6: Final answer
    x = 139,220,753.36

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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.