Home / 1,410,185,476.80-2,115,614,138.40-682,575,825.60

Finding the Fourth Proportional to 1,410,185,476.80, 2,115,614,138.40 and 682,575,825.60

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Solution

The fourth proportional to 1,410,185,476.80, 2,115,614,138.40 and 682,575,825.60 is: 1,024,026,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,185,476.80 : 2,115,614,138.40 = 682,575,825.60 : x
  2. Step 2: Convert to fraction form
    1,410,185,476.80/2,115,614,138.40 = 682,575,825.60/x
  3. Step 3: Cross multiply
    1,410,185,476.80x = 2,115,614,138.40 × 682,575,825.60
  4. Step 4: Simplify right side
    1,410,185,476.80x = 1,444,067,067,169,412,864
  5. Step 5: Solve for x
    x = 1,444,067,067,169,412,864/1,410,185,476.80
  6. Step 6: Final answer
    x = 1,024,026,336.20

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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.