Home / 663,806,844.86-916,056,371.75-366,451,530.48

Finding the Fourth Proportional to 663,806,844.86, 916,056,371.75 and 366,451,530.48

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Solution

The fourth proportional to 663,806,844.86, 916,056,371.75 and 366,451,530.48 is: 505,704,727.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,806,844.86 : 916,056,371.75 = 366,451,530.48 : x
  2. Step 2: Convert to fraction form
    663,806,844.86/916,056,371.75 = 366,451,530.48/x
  3. Step 3: Cross multiply
    663,806,844.86x = 916,056,371.75 × 366,451,530.48
  4. Step 4: Simplify right side
    663,806,844.86x = 335,690,259,431,911,104
  5. Step 5: Solve for x
    x = 335,690,259,431,911,104/663,806,844.86
  6. Step 6: Final answer
    x = 505,704,727.26

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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.