Home / 50,985,143.53-70,359,508.17-27,780,270.41

Finding the Fourth Proportional to 50,985,143.53, 70,359,508.17 and 27,780,270.41

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Solution

The fourth proportional to 50,985,143.53, 70,359,508.17 and 27,780,270.41 is: 38,336,778.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,985,143.53 : 70,359,508.17 = 27,780,270.41 : x
  2. Step 2: Convert to fraction form
    50,985,143.53/70,359,508.17 = 27,780,270.41/x
  3. Step 3: Cross multiply
    50,985,143.53x = 70,359,508.17 × 27,780,270.41
  4. Step 4: Simplify right side
    50,985,143.53x = 1,954,606,163,053,103.25
  5. Step 5: Solve for x
    x = 1,954,606,163,053,103.25/50,985,143.53
  6. Step 6: Final answer
    x = 38,336,778.67

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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.