Home / 1,387,925,268,119-2,080,792,980,928.90-876,906,917,836.88

Finding the Fourth Proportional to 1,387,925,268,119, 2,080,792,980,928.90 and 876,906,917,836.88

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Solution

The fourth proportional to 1,387,925,268,119, 2,080,792,980,928.90 and 876,906,917,836.88 is: 1,314,668,593,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,925,268,119 : 2,080,792,980,928.90 = 876,906,917,836.88 : x
  2. Step 2: Convert to fraction form
    1,387,925,268,119/2,080,792,980,928.90 = 876,906,917,836.88/x
  3. Step 3: Cross multiply
    1,387,925,268,119x = 2,080,792,980,928.90 × 876,906,917,836.88
  4. Step 4: Simplify right side
    1,387,925,268,119x = 1,824,661,759,562,975,425,855,488
  5. Step 5: Solve for x
    x = 1,824,661,759,562,975,425,855,488/1,387,925,268,119
  6. Step 6: Final answer
    x = 1,314,668,593,097.86

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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.