Home / 6,333,899,142.80-9,505,383,677.40-2,656,043,987.60

Finding the Fourth Proportional to 6,333,899,142.80, 9,505,383,677.40 and 2,656,043,987.60

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Solution

The fourth proportional to 6,333,899,142.80, 9,505,383,677.40 and 2,656,043,987.60 is: 3,985,967,663.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,333,899,142.80 : 9,505,383,677.40 = 2,656,043,987.60 : x
  2. Step 2: Convert to fraction form
    6,333,899,142.80/9,505,383,677.40 = 2,656,043,987.60/x
  3. Step 3: Cross multiply
    6,333,899,142.80x = 9,505,383,677.40 × 2,656,043,987.60
  4. Step 4: Simplify right side
    6,333,899,142.80x = 25,246,717,166,189,445,120
  5. Step 5: Solve for x
    x = 25,246,717,166,189,445,120/6,333,899,142.80
  6. Step 6: Final answer
    x = 3,985,967,663.36

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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.