Home / 122,818,286.28-169,490,054.46-67,064,093.82

Finding the Fourth Proportional to 122,818,286.28, 169,490,054.46 and 67,064,093.82

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Solution

The fourth proportional to 122,818,286.28, 169,490,054.46 and 67,064,093.82 is: 92,548,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,818,286.28 : 169,490,054.46 = 67,064,093.82 : x
  2. Step 2: Convert to fraction form
    122,818,286.28/169,490,054.46 = 67,064,093.82/x
  3. Step 3: Cross multiply
    122,818,286.28x = 169,490,054.46 × 67,064,093.82
  4. Step 4: Simplify right side
    122,818,286.28x = 11,366,696,913,862,350
  5. Step 5: Solve for x
    x = 11,366,696,913,862,350/122,818,286.28
  6. Step 6: Final answer
    x = 92,548,896.90

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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.