Home / 152,043,217.44-228,064,821.76-70,137,862.56

Finding the Fourth Proportional to 152,043,217.44, 228,064,821.76 and 70,137,862.56

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Solution

The fourth proportional to 152,043,217.44, 228,064,821.76 and 70,137,862.56 is: 105,206,791.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,043,217.44 : 228,064,821.76 = 70,137,862.56 : x
  2. Step 2: Convert to fraction form
    152,043,217.44/228,064,821.76 = 70,137,862.56/x
  3. Step 3: Cross multiply
    152,043,217.44x = 228,064,821.76 × 70,137,862.56
  4. Step 4: Simplify right side
    152,043,217.44x = 15,995,979,123,373,778
  5. Step 5: Solve for x
    x = 15,995,979,123,373,778/152,043,217.44
  6. Step 6: Final answer
    x = 105,206,791.81

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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.