Home / 122,486,249.60-183,725,437.80-40,608,906.20

Finding the Fourth Proportional to 122,486,249.60, 183,725,437.80 and 40,608,906.20

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Solution

The fourth proportional to 122,486,249.60, 183,725,437.80 and 40,608,906.20 is: 60,912,054.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,486,249.60 : 183,725,437.80 = 40,608,906.20 : x
  2. Step 2: Convert to fraction form
    122,486,249.60/183,725,437.80 = 40,608,906.20/x
  3. Step 3: Cross multiply
    122,486,249.60x = 183,725,437.80 × 40,608,906.20
  4. Step 4: Simplify right side
    122,486,249.60x = 7,460,889,070,174,135
  5. Step 5: Solve for x
    x = 7,460,889,070,174,135/122,486,249.60
  6. Step 6: Final answer
    x = 60,912,054.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.