Home / 120,740,724.44-166,637,256-68,546,657.24

Finding the Fourth Proportional to 120,740,724.44, 166,637,256 and 68,546,657.24

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Solution

The fourth proportional to 120,740,724.44, 166,637,256 and 68,546,657.24 is: 94,602,934.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,740,724.44 : 166,637,256 = 68,546,657.24 : x
  2. Step 2: Convert to fraction form
    120,740,724.44/166,637,256 = 68,546,657.24/x
  3. Step 3: Cross multiply
    120,740,724.44x = 166,637,256 × 68,546,657.24
  4. Step 4: Simplify right side
    120,740,724.44x = 11,422,426,870,446,132
  5. Step 5: Solve for x
    x = 11,422,426,870,446,132/120,740,724.44
  6. Step 6: Final answer
    x = 94,602,934.71

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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.