Home / 20,798,043,771.04-28,701,300,404.64-11,887,563,844.96

Finding the Fourth Proportional to 20,798,043,771.04, 28,701,300,404.64 and 11,887,563,844.96

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Solution

The fourth proportional to 20,798,043,771.04, 28,701,300,404.64 and 11,887,563,844.96 is: 16,404,838,106.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,798,043,771.04 : 28,701,300,404.64 = 11,887,563,844.96 : x
  2. Step 2: Convert to fraction form
    20,798,043,771.04/28,701,300,404.64 = 11,887,563,844.96/x
  3. Step 3: Cross multiply
    20,798,043,771.04x = 28,701,300,404.64 × 11,887,563,844.96
  4. Step 4: Simplify right side
    20,798,043,771.04x = 341,188,540,993,534,230,528
  5. Step 5: Solve for x
    x = 341,188,540,993,534,230,528/20,798,043,771.04
  6. Step 6: Final answer
    x = 16,404,838,106.39

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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.