Home / 47,682,204,175.28-65,780,765,867.58-28,380,841,419.80

Finding the Fourth Proportional to 47,682,204,175.28, 65,780,765,867.58 and 28,380,841,419.80

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Solution

The fourth proportional to 47,682,204,175.28, 65,780,765,867.58 and 28,380,841,419.80 is: 39,153,254,696.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,682,204,175.28 : 65,780,765,867.58 = 28,380,841,419.80 : x
  2. Step 2: Convert to fraction form
    47,682,204,175.28/65,780,765,867.58 = 28,380,841,419.80/x
  3. Step 3: Cross multiply
    47,682,204,175.28x = 65,780,765,867.58 × 28,380,841,419.80
  4. Step 4: Simplify right side
    47,682,204,175.28x = 1,866,913,484,560,780,492,800
  5. Step 5: Solve for x
    x = 1,866,913,484,560,780,492,800/47,682,204,175.28
  6. Step 6: Final answer
    x = 39,153,254,696.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.