Home / 208,733,644.60-313,100,466.90-196,829,366.20

Finding the Fourth Proportional to 208,733,644.60, 313,100,466.90 and 196,829,366.20

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Solution

The fourth proportional to 208,733,644.60, 313,100,466.90 and 196,829,366.20 is: 295,244,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,733,644.60 : 313,100,466.90 = 196,829,366.20 : x
  2. Step 2: Convert to fraction form
    208,733,644.60/313,100,466.90 = 196,829,366.20/x
  3. Step 3: Cross multiply
    208,733,644.60x = 313,100,466.90 × 196,829,366.20
  4. Step 4: Simplify right side
    208,733,644.60x = 61,627,366,456,851,072
  5. Step 5: Solve for x
    x = 61,627,366,456,851,072/208,733,644.60
  6. Step 6: Final answer
    x = 295,244,049.30

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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.