Home / 416,427,272.96-620,917,942.52-404,986,261.64

Finding the Fourth Proportional to 416,427,272.96, 620,917,942.52 and 404,986,261.64

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Solution

The fourth proportional to 416,427,272.96, 620,917,942.52 and 404,986,261.64 is: 603,858,711.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,427,272.96 : 620,917,942.52 = 404,986,261.64 : x
  2. Step 2: Convert to fraction form
    416,427,272.96/620,917,942.52 = 404,986,261.64/x
  3. Step 3: Cross multiply
    416,427,272.96x = 620,917,942.52 × 404,986,261.64
  4. Step 4: Simplify right side
    416,427,272.96x = 251,463,236,328,939,968
  5. Step 5: Solve for x
    x = 251,463,236,328,939,968/416,427,272.96
  6. Step 6: Final answer
    x = 603,858,711.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.