Home / 740,951,998.80-1,111,427,998.20-195,693,532.80

Finding the Fourth Proportional to 740,951,998.80, 1,111,427,998.20 and 195,693,532.80

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Solution

The fourth proportional to 740,951,998.80, 1,111,427,998.20 and 195,693,532.80 is: 293,540,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,951,998.80 : 1,111,427,998.20 = 195,693,532.80 : x
  2. Step 2: Convert to fraction form
    740,951,998.80/1,111,427,998.20 = 195,693,532.80/x
  3. Step 3: Cross multiply
    740,951,998.80x = 1,111,427,998.20 × 195,693,532.80
  4. Step 4: Simplify right side
    740,951,998.80x = 217,499,271,420,590,048
  5. Step 5: Solve for x
    x = 217,499,271,420,590,048/740,951,998.80
  6. Step 6: Final answer
    x = 293,540,299.20

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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.