Home / 2,890,546,378.48-3,988,954,002.16-1,637,483,234.32

Finding the Fourth Proportional to 2,890,546,378.48, 3,988,954,002.16 and 1,637,483,234.32

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Solution

The fourth proportional to 2,890,546,378.48, 3,988,954,002.16 and 1,637,483,234.32 is: 2,259,726,863.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,546,378.48 : 3,988,954,002.16 = 1,637,483,234.32 : x
  2. Step 2: Convert to fraction form
    2,890,546,378.48/3,988,954,002.16 = 1,637,483,234.32/x
  3. Step 3: Cross multiply
    2,890,546,378.48x = 3,988,954,002.16 × 1,637,483,234.32
  4. Step 4: Simplify right side
    2,890,546,378.48x = 6,531,845,301,010,664,448
  5. Step 5: Solve for x
    x = 6,531,845,301,010,664,448/2,890,546,378.48
  6. Step 6: Final answer
    x = 2,259,726,863.28

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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.