Home / 2,986,449,573,174.90-4,121,256,550,620.40-1,668,080,965,715.20

Finding the Fourth Proportional to 2,986,449,573,174.90, 4,121,256,550,620.40 and 1,668,080,965,715.20

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Solution

The fourth proportional to 2,986,449,573,174.90, 4,121,256,550,620.40 and 1,668,080,965,715.20 is: 2,301,927,234,488.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,449,573,174.90 : 4,121,256,550,620.40 = 1,668,080,965,715.20 : x
  2. Step 2: Convert to fraction form
    2,986,449,573,174.90/4,121,256,550,620.40 = 1,668,080,965,715.20/x
  3. Step 3: Cross multiply
    2,986,449,573,174.90x = 4,121,256,550,620.40 × 1,668,080,965,715.20
  4. Step 4: Simplify right side
    2,986,449,573,174.90x = 6,874,589,606,918,970,476,068,864
  5. Step 5: Solve for x
    x = 6,874,589,606,918,970,476,068,864/2,986,449,573,174.90
  6. Step 6: Final answer
    x = 2,301,927,234,488.87

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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.