Home / 354,229,975.56-531,498,425.16-190,276,446.72

Finding the Fourth Proportional to 354,229,975.56, 531,498,425.16 and 190,276,446.72

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Solution

The fourth proportional to 354,229,975.56, 531,498,425.16 and 190,276,446.72 is: 285,497,102.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,229,975.56 : 531,498,425.16 = 190,276,446.72 : x
  2. Step 2: Convert to fraction form
    354,229,975.56/531,498,425.16 = 190,276,446.72/x
  3. Step 3: Cross multiply
    354,229,975.56x = 531,498,425.16 × 190,276,446.72
  4. Step 4: Simplify right side
    354,229,975.56x = 101,131,631,776,720,656
  5. Step 5: Solve for x
    x = 101,131,631,776,720,656/354,229,975.56
  6. Step 6: Final answer
    x = 285,497,102.88

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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.