Home / 1,005,560,450.92-1,507,362,445.50-480,793,183.48

Finding the Fourth Proportional to 1,005,560,450.92, 1,507,362,445.50 and 480,793,183.48

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Solution

The fourth proportional to 1,005,560,450.92, 1,507,362,445.50 and 480,793,183.48 is: 720,722,049.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,560,450.92 : 1,507,362,445.50 = 480,793,183.48 : x
  2. Step 2: Convert to fraction form
    1,005,560,450.92/1,507,362,445.50 = 480,793,183.48/x
  3. Step 3: Cross multiply
    1,005,560,450.92x = 1,507,362,445.50 × 480,793,183.48
  4. Step 4: Simplify right side
    1,005,560,450.92x = 724,729,588,830,142,976
  5. Step 5: Solve for x
    x = 724,729,588,830,142,976/1,005,560,450.92
  6. Step 6: Final answer
    x = 720,722,049.25

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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.