Home / 222,045,414.81-306,454,724.34-127,941,538.65

Finding the Fourth Proportional to 222,045,414.81, 306,454,724.34 and 127,941,538.65

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Solution

The fourth proportional to 222,045,414.81, 306,454,724.34 and 127,941,538.65 is: 176,577,791.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,045,414.81 : 306,454,724.34 = 127,941,538.65 : x
  2. Step 2: Convert to fraction form
    222,045,414.81/306,454,724.34 = 127,941,538.65/x
  3. Step 3: Cross multiply
    222,045,414.81x = 306,454,724.34 × 127,941,538.65
  4. Step 4: Simplify right side
    222,045,414.81x = 39,208,288,958,621,208
  5. Step 5: Solve for x
    x = 39,208,288,958,621,208/222,045,414.81
  6. Step 6: Final answer
    x = 176,577,791.49

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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.