Home / 222,045,743.22-306,455,193.30-127,941,873.90

Finding the Fourth Proportional to 222,045,743.22, 306,455,193.30 and 127,941,873.90

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Solution

The fourth proportional to 222,045,743.22, 306,455,193.30 and 127,941,873.90 is: 176,578,263.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,045,743.22 : 306,455,193.30 = 127,941,873.90 : x
  2. Step 2: Convert to fraction form
    222,045,743.22/306,455,193.30 = 127,941,873.90/x
  3. Step 3: Cross multiply
    222,045,743.22x = 306,455,193.30 × 127,941,873.90
  4. Step 4: Simplify right side
    222,045,743.22x = 39,208,451,697,188,728
  5. Step 5: Solve for x
    x = 39,208,451,697,188,728/222,045,743.22
  6. Step 6: Final answer
    x = 176,578,263.24

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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.