Home / 398,928,072.60-597,888,224.10-194,014,920.60

Finding the Fourth Proportional to 398,928,072.60, 597,888,224.10 and 194,014,920.60

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Solution

The fourth proportional to 398,928,072.60, 597,888,224.10 and 194,014,920.60 is: 290,777,321.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,928,072.60 : 597,888,224.10 = 194,014,920.60 : x
  2. Step 2: Convert to fraction form
    398,928,072.60/597,888,224.10 = 194,014,920.60/x
  3. Step 3: Cross multiply
    398,928,072.60x = 597,888,224.10 × 194,014,920.60
  4. Step 4: Simplify right side
    398,928,072.60x = 115,999,236,326,436,512
  5. Step 5: Solve for x
    x = 115,999,236,326,436,512/398,928,072.60
  6. Step 6: Final answer
    x = 290,777,321.26

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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.