Home / 809,463,837.92-1,117,067,797.53-474,942,051.86

Finding the Fourth Proportional to 809,463,837.92, 1,117,067,797.53 and 474,942,051.86

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Solution

The fourth proportional to 809,463,837.92, 1,117,067,797.53 and 474,942,051.86 is: 655,424,550.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,463,837.92 : 1,117,067,797.53 = 474,942,051.86 : x
  2. Step 2: Convert to fraction form
    809,463,837.92/1,117,067,797.53 = 474,942,051.86/x
  3. Step 3: Cross multiply
    809,463,837.92x = 1,117,067,797.53 × 474,942,051.86
  4. Step 4: Simplify right side
    809,463,837.92x = 530,542,471,820,043,904
  5. Step 5: Solve for x
    x = 530,542,471,820,043,904/809,463,837.92
  6. Step 6: Final answer
    x = 655,424,550.14

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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.