Home / 17,939,809,489.20-26,909,714,233.80-8,621,310,418.80

Finding the Fourth Proportional to 17,939,809,489.20, 26,909,714,233.80 and 8,621,310,418.80

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Solution

The fourth proportional to 17,939,809,489.20, 26,909,714,233.80 and 8,621,310,418.80 is: 12,931,965,628.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,939,809,489.20 : 26,909,714,233.80 = 8,621,310,418.80 : x
  2. Step 2: Convert to fraction form
    17,939,809,489.20/26,909,714,233.80 = 8,621,310,418.80/x
  3. Step 3: Cross multiply
    17,939,809,489.20x = 26,909,714,233.80 × 8,621,310,418.80
  4. Step 4: Simplify right side
    17,939,809,489.20x = 231,996,999,690,790,567,936
  5. Step 5: Solve for x
    x = 231,996,999,690,790,567,936/17,939,809,489.20
  6. Step 6: Final answer
    x = 12,931,965,628.20

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1.5x scale

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.