Home / 2,199,403,388.64-3,035,280,441.71-1,246,802,589.25

Finding the Fourth Proportional to 2,199,403,388.64, 3,035,280,441.71 and 1,246,802,589.25

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Solution

The fourth proportional to 2,199,403,388.64, 3,035,280,441.71 and 1,246,802,589.25 is: 1,720,646,395.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,403,388.64 : 3,035,280,441.71 = 1,246,802,589.25 : x
  2. Step 2: Convert to fraction form
    2,199,403,388.64/3,035,280,441.71 = 1,246,802,589.25/x
  3. Step 3: Cross multiply
    2,199,403,388.64x = 3,035,280,441.71 × 1,246,802,589.25
  4. Step 4: Simplify right side
    2,199,403,388.64x = 3,784,395,513,823,911,936
  5. Step 5: Solve for x
    x = 3,784,395,513,823,911,936/2,199,403,388.64
  6. Step 6: Final answer
    x = 1,720,646,395.91

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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.