Home / 122,880,491.09-169,568,271.89-67,114,808.27

Finding the Fourth Proportional to 122,880,491.09, 169,568,271.89 and 67,114,808.27

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Solution

The fourth proportional to 122,880,491.09, 169,568,271.89 and 67,114,808.27 is: 92,614,718.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,880,491.09 : 169,568,271.89 = 67,114,808.27 : x
  2. Step 2: Convert to fraction form
    122,880,491.09/169,568,271.89 = 67,114,808.27/x
  3. Step 3: Cross multiply
    122,880,491.09x = 169,568,271.89 × 67,114,808.27
  4. Step 4: Simplify right side
    122,880,491.09x = 11,380,542,055,389,164
  5. Step 5: Solve for x
    x = 11,380,542,055,389,164/122,880,491.09
  6. Step 6: Final answer
    x = 92,614,718.21

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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.