Home / 139,433,672.15-192,414,604.23-75,851,903.24

Finding the Fourth Proportional to 139,433,672.15, 192,414,604.23 and 75,851,903.24

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Solution

The fourth proportional to 139,433,672.15, 192,414,604.23 and 75,851,903.24 is: 104,673,524.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,433,672.15 : 192,414,604.23 = 75,851,903.24 : x
  2. Step 2: Convert to fraction form
    139,433,672.15/192,414,604.23 = 75,851,903.24/x
  3. Step 3: Cross multiply
    139,433,672.15x = 192,414,604.23 × 75,851,903.24
  4. Step 4: Simplify right side
    139,433,672.15x = 14,595,013,941,054,780
  5. Step 5: Solve for x
    x = 14,595,013,941,054,780/139,433,672.15
  6. Step 6: Final answer
    x = 104,673,524.81

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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.