Home / 2,637,926,237.11-3,640,172,637.31-1,448,486,877.37

Finding the Fourth Proportional to 2,637,926,237.11, 3,640,172,637.31 and 1,448,486,877.37

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Solution

The fourth proportional to 2,637,926,237.11, 3,640,172,637.31 and 1,448,486,877.37 is: 1,998,820,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,926,237.11 : 3,640,172,637.31 = 1,448,486,877.37 : x
  2. Step 2: Convert to fraction form
    2,637,926,237.11/3,640,172,637.31 = 1,448,486,877.37/x
  3. Step 3: Cross multiply
    2,637,926,237.11x = 3,640,172,637.31 × 1,448,486,877.37
  4. Step 4: Simplify right side
    2,637,926,237.11x = 5,272,742,296,504,879,104
  5. Step 5: Solve for x
    x = 5,272,742,296,504,879,104/2,637,926,237.11
  6. Step 6: Final answer
    x = 1,998,820,976.24

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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.