Home / 13,900,511,735,845-20,853,768,749,800-4,231,271,128,867.20

Finding the Fourth Proportional to 13,900,511,735,845, 20,853,768,749,800 and 4,231,271,128,867.20

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Solution

The fourth proportional to 13,900,511,735,845, 20,853,768,749,800 and 4,231,271,128,867.20 is: 6,347,820,232,514.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,900,511,735,845 : 20,853,768,749,800 = 4,231,271,128,867.20 : x
  2. Step 2: Convert to fraction form
    13,900,511,735,845/20,853,768,749,800 = 4,231,271,128,867.20/x
  3. Step 3: Cross multiply
    13,900,511,735,845x = 20,853,768,749,800 × 4,231,271,128,867.20
  4. Step 4: Simplify right side
    13,900,511,735,845x = 88,237,949,639,101,793,890,729,984
  5. Step 5: Solve for x
    x = 88,237,949,639,101,793,890,729,984/13,900,511,735,845
  6. Step 6: Final answer
    x = 6,347,820,232,514.48

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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.