Home / 122,915,071.01-169,617,750.10-67,162,405.20

Finding the Fourth Proportional to 122,915,071.01, 169,617,750.10 and 67,162,405.20

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Solution

The fourth proportional to 122,915,071.01, 169,617,750.10 and 67,162,405.20 is: 92,681,360.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,915,071.01 : 169,617,750.10 = 67,162,405.20 : x
  2. Step 2: Convert to fraction form
    122,915,071.01/169,617,750.10 = 67,162,405.20/x
  3. Step 3: Cross multiply
    122,915,071.01x = 169,617,750.10 × 67,162,405.20
  4. Step 4: Simplify right side
    122,915,071.01x = 11,391,936,060,524,568
  5. Step 5: Solve for x
    x = 11,391,936,060,524,568/122,915,071.01
  6. Step 6: Final answer
    x = 92,681,360.93

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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.