Home / 412,516,084,057.42-618,773,980,447.65-110,320,832,651.54

Finding the Fourth Proportional to 412,516,084,057.42, 618,773,980,447.65 and 110,320,832,651.54

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Solution

The fourth proportional to 412,516,084,057.42, 618,773,980,447.65 and 110,320,832,651.54 is: 165,481,210,028.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,516,084,057.42 : 618,773,980,447.65 = 110,320,832,651.54 : x
  2. Step 2: Convert to fraction form
    412,516,084,057.42/618,773,980,447.65 = 110,320,832,651.54/x
  3. Step 3: Cross multiply
    412,516,084,057.42x = 618,773,980,447.65 × 110,320,832,651.54
  4. Step 4: Simplify right side
    412,516,084,057.42x = 68,263,660,746,092,476,104,704
  5. Step 5: Solve for x
    x = 68,263,660,746,092,476,104,704/412,516,084,057.42
  6. Step 6: Final answer
    x = 165,481,210,028.63

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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.