Home / 122,764,003.57-169,389,035.22-70,542,950.14

Finding the Fourth Proportional to 122,764,003.57, 169,389,035.22 and 70,542,950.14

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Solution

The fourth proportional to 122,764,003.57, 169,389,035.22 and 70,542,950.14 is: 97,334,739.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,764,003.57 : 169,389,035.22 = 70,542,950.14 : x
  2. Step 2: Convert to fraction form
    122,764,003.57/169,389,035.22 = 70,542,950.14/x
  3. Step 3: Cross multiply
    122,764,003.57x = 169,389,035.22 × 70,542,950.14
  4. Step 4: Simplify right side
    122,764,003.57x = 11,949,202,265,787,164
  5. Step 5: Solve for x
    x = 11,949,202,265,787,164/122,764,003.57
  6. Step 6: Final answer
    x = 97,334,739.16

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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.