Home / 103,180,632.37-154,867,915.37-54,031,761.79

Finding the Fourth Proportional to 103,180,632.37, 154,867,915.37 and 54,031,761.79

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Solution

The fourth proportional to 103,180,632.37, 154,867,915.37 and 54,031,761.79 is: 81,098,420.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,180,632.37 : 154,867,915.37 = 54,031,761.79 : x
  2. Step 2: Convert to fraction form
    103,180,632.37/154,867,915.37 = 54,031,761.79/x
  3. Step 3: Cross multiply
    103,180,632.37x = 154,867,915.37 × 54,031,761.79
  4. Step 4: Simplify right side
    103,180,632.37x = 8,367,786,311,933,630
  5. Step 5: Solve for x
    x = 8,367,786,311,933,630/103,180,632.37
  6. Step 6: Final answer
    x = 81,098,420.51

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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.