Home / 139,433,625.27-192,414,539.61-75,851,856.36

Finding the Fourth Proportional to 139,433,625.27, 192,414,539.61 and 75,851,856.36

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Solution

The fourth proportional to 139,433,625.27, 192,414,539.61 and 75,851,856.36 is: 104,673,460.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,433,625.27 : 192,414,539.61 = 75,851,856.36 : x
  2. Step 2: Convert to fraction form
    139,433,625.27/192,414,539.61 = 75,851,856.36/x
  3. Step 3: Cross multiply
    139,433,625.27x = 192,414,539.61 × 75,851,856.36
  4. Step 4: Simplify right side
    139,433,625.27x = 14,595,000,020,073,252
  5. Step 5: Solve for x
    x = 14,595,000,020,073,252/139,433,625.27
  6. Step 6: Final answer
    x = 104,673,460.16

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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.