Home / 1,300,100,929,840.80-1,794,143,475,493.70-722,037,448,618

Finding the Fourth Proportional to 1,300,100,929,840.80, 1,794,143,475,493.70 and 722,037,448,618

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Solution

The fourth proportional to 1,300,100,929,840.80, 1,794,143,475,493.70 and 722,037,448,618 is: 996,414,007,379.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,100,929,840.80 : 1,794,143,475,493.70 = 722,037,448,618 : x
  2. Step 2: Convert to fraction form
    1,300,100,929,840.80/1,794,143,475,493.70 = 722,037,448,618/x
  3. Step 3: Cross multiply
    1,300,100,929,840.80x = 1,794,143,475,493.70 × 722,037,448,618
  4. Step 4: Simplify right side
    1,300,100,929,840.80x = 1,295,438,777,500,102,251,511,808
  5. Step 5: Solve for x
    x = 1,295,438,777,500,102,251,511,808/1,300,100,929,840.80
  6. Step 6: Final answer
    x = 996,414,007,379.21

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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.