Home / 2,418,122,243.52-3,628,565,568.72-1,312,816,969.20

Finding the Fourth Proportional to 2,418,122,243.52, 3,628,565,568.72 and 1,312,816,969.20

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Solution

The fourth proportional to 2,418,122,243.52, 3,628,565,568.72 and 1,312,816,969.20 is: 1,969,975,862.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418,122,243.52 : 3,628,565,568.72 = 1,312,816,969.20 : x
  2. Step 2: Convert to fraction form
    2,418,122,243.52/3,628,565,568.72 = 1,312,816,969.20/x
  3. Step 3: Cross multiply
    2,418,122,243.52x = 3,628,565,568.72 × 1,312,816,969.20
  4. Step 4: Simplify right side
    2,418,122,243.52x = 4,763,642,452,470,464,512
  5. Step 5: Solve for x
    x = 4,763,642,452,470,464,512/2,418,122,243.52
  6. Step 6: Final answer
    x = 1,969,975,862.57

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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.