Home / 77,579,527.44-107,161,942.22-57,503,224.50

Finding the Fourth Proportional to 77,579,527.44, 107,161,942.22 and 57,503,224.50

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Solution

The fourth proportional to 77,579,527.44, 107,161,942.22 and 57,503,224.50 is: 79,430,197.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,579,527.44 : 107,161,942.22 = 57,503,224.50 : x
  2. Step 2: Convert to fraction form
    77,579,527.44/107,161,942.22 = 57,503,224.50/x
  3. Step 3: Cross multiply
    77,579,527.44x = 107,161,942.22 × 57,503,224.50
  4. Step 4: Simplify right side
    77,579,527.44x = 6,162,157,221,332,688
  5. Step 5: Solve for x
    x = 6,162,157,221,332,688/77,579,527.44
  6. Step 6: Final answer
    x = 79,430,197.95

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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.