Home / 1,768,961,556.40-2,643,080,002.24-1,707,097,172.80

Finding the Fourth Proportional to 1,768,961,556.40, 2,643,080,002.24 and 1,707,097,172.80

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Solution

The fourth proportional to 1,768,961,556.40, 2,643,080,002.24 and 1,707,097,172.80 is: 2,550,645,819.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,961,556.40 : 2,643,080,002.24 = 1,707,097,172.80 : x
  2. Step 2: Convert to fraction form
    1,768,961,556.40/2,643,080,002.24 = 1,707,097,172.80/x
  3. Step 3: Cross multiply
    1,768,961,556.40x = 2,643,080,002.24 × 1,707,097,172.80
  4. Step 4: Simplify right side
    1,768,961,556.40x = 4,511,994,399,308,121,088
  5. Step 5: Solve for x
    x = 4,511,994,399,308,121,088/1,768,961,556.40
  6. Step 6: Final answer
    x = 2,550,645,819.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.