Home / 1,839,078,422.40-2,758,617,633.60-1,639,540,041.60

Finding the Fourth Proportional to 1,839,078,422.40, 2,758,617,633.60 and 1,639,540,041.60

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Solution

The fourth proportional to 1,839,078,422.40, 2,758,617,633.60 and 1,639,540,041.60 is: 2,459,310,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,078,422.40 : 2,758,617,633.60 = 1,639,540,041.60 : x
  2. Step 2: Convert to fraction form
    1,839,078,422.40/2,758,617,633.60 = 1,639,540,041.60/x
  3. Step 3: Cross multiply
    1,839,078,422.40x = 2,758,617,633.60 × 1,639,540,041.60
  4. Step 4: Simplify right side
    1,839,078,422.40x = 4,522,864,069,751,036,928
  5. Step 5: Solve for x
    x = 4,522,864,069,751,036,928/1,839,078,422.40
  6. Step 6: Final answer
    x = 2,459,310,062.40

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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.