Home / 122,797,991.04-169,460,350.30-67,043,409.72

Finding the Fourth Proportional to 122,797,991.04, 169,460,350.30 and 67,043,409.72

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Solution

The fourth proportional to 122,797,991.04, 169,460,350.30 and 67,043,409.72 is: 92,519,426.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,797,991.04 : 169,460,350.30 = 67,043,409.72 : x
  2. Step 2: Convert to fraction form
    122,797,991.04/169,460,350.30 = 67,043,409.72/x
  3. Step 3: Cross multiply
    122,797,991.04x = 169,460,350.30 × 67,043,409.72
  4. Step 4: Simplify right side
    122,797,991.04x = 11,361,199,696,457,626
  5. Step 5: Solve for x
    x = 11,361,199,696,457,626/122,797,991.04
  6. Step 6: Final answer
    x = 92,519,426.42

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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.