Home / 3,621,932,131.20-5,432,898,196.80-1,293,984,355.20

Finding the Fourth Proportional to 3,621,932,131.20, 5,432,898,196.80 and 1,293,984,355.20

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Solution

The fourth proportional to 3,621,932,131.20, 5,432,898,196.80 and 1,293,984,355.20 is: 1,940,976,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,932,131.20 : 5,432,898,196.80 = 1,293,984,355.20 : x
  2. Step 2: Convert to fraction form
    3,621,932,131.20/5,432,898,196.80 = 1,293,984,355.20/x
  3. Step 3: Cross multiply
    3,621,932,131.20x = 5,432,898,196.80 × 1,293,984,355.20
  4. Step 4: Simplify right side
    3,621,932,131.20x = 7,030,085,270,053,491,712
  5. Step 5: Solve for x
    x = 7,030,085,270,053,491,712/3,621,932,131.20
  6. Step 6: Final answer
    x = 1,940,976,532.80

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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.