Home / 195,714,885.20-293,798,998.20-105,015,621.20

Finding the Fourth Proportional to 195,714,885.20, 293,798,998.20 and 105,015,621.20

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Solution

The fourth proportional to 195,714,885.20, 293,798,998.20 and 105,015,621.20 is: 157,645,057.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,714,885.20 : 293,798,998.20 = 105,015,621.20 : x
  2. Step 2: Convert to fraction form
    195,714,885.20/293,798,998.20 = 105,015,621.20/x
  3. Step 3: Cross multiply
    195,714,885.20x = 293,798,998.20 × 105,015,621.20
  4. Step 4: Simplify right side
    195,714,885.20x = 30,853,484,303,910,680
  5. Step 5: Solve for x
    x = 30,853,484,303,910,680/195,714,885.20
  6. Step 6: Final answer
    x = 157,645,057.36

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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.