Home / 222,070,190.32-306,477,426.84-122,950,939.37

Finding the Fourth Proportional to 222,070,190.32, 306,477,426.84 and 122,950,939.37

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Solution

The fourth proportional to 222,070,190.32, 306,477,426.84 and 122,950,939.37 is: 169,683,681.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,070,190.32 : 306,477,426.84 = 122,950,939.37 : x
  2. Step 2: Convert to fraction form
    222,070,190.32/306,477,426.84 = 122,950,939.37/x
  3. Step 3: Cross multiply
    222,070,190.32x = 306,477,426.84 × 122,950,939.37
  4. Step 4: Simplify right side
    222,070,190.32x = 37,681,687,523,685,000
  5. Step 5: Solve for x
    x = 37,681,687,523,685,000/222,070,190.32
  6. Step 6: Final answer
    x = 169,683,681.85

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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.