Home / 1,422,368,091,971.20-1,962,817,180,353.30-805,057,556,188.35

Finding the Fourth Proportional to 1,422,368,091,971.20, 1,962,817,180,353.30 and 805,057,556,188.35

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Solution

The fourth proportional to 1,422,368,091,971.20, 1,962,817,180,353.30 and 805,057,556,188.35 is: 1,110,950,682,442.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,368,091,971.20 : 1,962,817,180,353.30 = 805,057,556,188.35 : x
  2. Step 2: Convert to fraction form
    1,422,368,091,971.20/1,962,817,180,353.30 = 805,057,556,188.35/x
  3. Step 3: Cross multiply
    1,422,368,091,971.20x = 1,962,817,180,353.30 × 805,057,556,188.35
  4. Step 4: Simplify right side
    1,422,368,091,971.20x = 1,580,180,802,459,735,519,395,840
  5. Step 5: Solve for x
    x = 1,580,180,802,459,735,519,395,840/1,422,368,091,971.20
  6. Step 6: Final answer
    x = 1,110,950,682,442.43

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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.