Home / 880,786,663.30-1,321,138,004.55-298,463,796.10

Finding the Fourth Proportional to 880,786,663.30, 1,321,138,004.55 and 298,463,796.10

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Solution

The fourth proportional to 880,786,663.30, 1,321,138,004.55 and 298,463,796.10 is: 447,681,465.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,786,663.30 : 1,321,138,004.55 = 298,463,796.10 : x
  2. Step 2: Convert to fraction form
    880,786,663.30/1,321,138,004.55 = 298,463,796.10/x
  3. Step 3: Cross multiply
    880,786,663.30x = 1,321,138,004.55 × 298,463,796.10
  4. Step 4: Simplify right side
    880,786,663.30x = 394,311,864,009,972,096
  5. Step 5: Solve for x
    x = 394,311,864,009,972,096/880,786,663.30
  6. Step 6: Final answer
    x = 447,681,465.26

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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.