Home / 2,986,449,573,189.40-4,121,256,550,640.80-1,668,080,965,729.60

Finding the Fourth Proportional to 2,986,449,573,189.40, 4,121,256,550,640.80 and 1,668,080,965,729.60

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Solution

The fourth proportional to 2,986,449,573,189.40, 4,121,256,550,640.80 and 1,668,080,965,729.60 is: 2,301,927,234,508.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,449,573,189.40 : 4,121,256,550,640.80 = 1,668,080,965,729.60 : x
  2. Step 2: Convert to fraction form
    2,986,449,573,189.40/4,121,256,550,640.80 = 1,668,080,965,729.60/x
  3. Step 3: Cross multiply
    2,986,449,573,189.40x = 4,121,256,550,640.80 × 1,668,080,965,729.60
  4. Step 4: Simplify right side
    2,986,449,573,189.40x = 6,874,589,607,012,346,286,309,376
  5. Step 5: Solve for x
    x = 6,874,589,607,012,346,286,309,376/2,986,449,573,189.40
  6. Step 6: Final answer
    x = 2,301,927,234,508.96

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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.