Home / 1,488,577,116.33-2,054,198,875.14-819,515,481.75

Finding the Fourth Proportional to 1,488,577,116.33, 2,054,198,875.14 and 819,515,481.75

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Solution

The fourth proportional to 1,488,577,116.33, 2,054,198,875.14 and 819,515,481.75 is: 1,130,910,694.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,577,116.33 : 2,054,198,875.14 = 819,515,481.75 : x
  2. Step 2: Convert to fraction form
    1,488,577,116.33/2,054,198,875.14 = 819,515,481.75/x
  3. Step 3: Cross multiply
    1,488,577,116.33x = 2,054,198,875.14 × 819,515,481.75
  4. Step 4: Simplify right side
    1,488,577,116.33x = 1,683,447,780,770,665,216
  5. Step 5: Solve for x
    x = 1,683,447,780,770,665,216/1,488,577,116.33
  6. Step 6: Final answer
    x = 1,130,910,694.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.