Home / 122,864,474.28-169,551,966.69-67,109,930.22

Finding the Fourth Proportional to 122,864,474.28, 169,551,966.69 and 67,109,930.22

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Solution

The fourth proportional to 122,864,474.28, 169,551,966.69 and 67,109,930.22 is: 92,611,153.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,864,474.28 : 169,551,966.69 = 67,109,930.22 : x
  2. Step 2: Convert to fraction form
    122,864,474.28/169,551,966.69 = 67,109,930.22/x
  3. Step 3: Cross multiply
    122,864,474.28x = 169,551,966.69 × 67,109,930.22
  4. Step 4: Simplify right side
    122,864,474.28x = 11,378,620,653,229,664
  5. Step 5: Solve for x
    x = 11,378,620,653,229,664/122,864,474.28
  6. Step 6: Final answer
    x = 92,611,153.22

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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.