Home / 137,376,273.60-206,064,410.40-136,419,679.80

Finding the Fourth Proportional to 137,376,273.60, 206,064,410.40 and 136,419,679.80

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Solution

The fourth proportional to 137,376,273.60, 206,064,410.40 and 136,419,679.80 is: 204,629,519.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,376,273.60 : 206,064,410.40 = 136,419,679.80 : x
  2. Step 2: Convert to fraction form
    137,376,273.60/206,064,410.40 = 136,419,679.80/x
  3. Step 3: Cross multiply
    137,376,273.60x = 206,064,410.40 × 136,419,679.80
  4. Step 4: Simplify right side
    137,376,273.60x = 28,111,240,884,943,792
  5. Step 5: Solve for x
    x = 28,111,240,884,943,792/137,376,273.60
  6. Step 6: Final answer
    x = 204,629,519.70

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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.