Home / 3,431,646,004.80-5,147,469,007.20-977,664,043.20

Finding the Fourth Proportional to 3,431,646,004.80, 5,147,469,007.20 and 977,664,043.20

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Solution

The fourth proportional to 3,431,646,004.80, 5,147,469,007.20 and 977,664,043.20 is: 1,466,496,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,646,004.80 : 5,147,469,007.20 = 977,664,043.20 : x
  2. Step 2: Convert to fraction form
    3,431,646,004.80/5,147,469,007.20 = 977,664,043.20/x
  3. Step 3: Cross multiply
    3,431,646,004.80x = 5,147,469,007.20 × 977,664,043.20
  4. Step 4: Simplify right side
    3,431,646,004.80x = 5,032,495,361,825,842,176
  5. Step 5: Solve for x
    x = 5,032,495,361,825,842,176/3,431,646,004.80
  6. Step 6: Final answer
    x = 1,466,496,064.80

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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.