Home / 137,393,076.20-206,089,614.30-83,645,364.20

Finding the Fourth Proportional to 137,393,076.20, 206,089,614.30 and 83,645,364.20

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Solution

The fourth proportional to 137,393,076.20, 206,089,614.30 and 83,645,364.20 is: 125,468,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,393,076.20 : 206,089,614.30 = 83,645,364.20 : x
  2. Step 2: Convert to fraction form
    137,393,076.20/206,089,614.30 = 83,645,364.20/x
  3. Step 3: Cross multiply
    137,393,076.20x = 206,089,614.30 × 83,645,364.20
  4. Step 4: Simplify right side
    137,393,076.20x = 17,238,440,845,961,030
  5. Step 5: Solve for x
    x = 17,238,440,845,961,030/137,393,076.20
  6. Step 6: Final answer
    x = 125,468,046.30

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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.