Home / 1,918,162,374.36-2,647,063,012.68-1,082,794,159.32

Finding the Fourth Proportional to 1,918,162,374.36, 2,647,063,012.68 and 1,082,794,159.32

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Solution

The fourth proportional to 1,918,162,374.36, 2,647,063,012.68 and 1,082,794,159.32 is: 1,494,255,339.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,162,374.36 : 2,647,063,012.68 = 1,082,794,159.32 : x
  2. Step 2: Convert to fraction form
    1,918,162,374.36/2,647,063,012.68 = 1,082,794,159.32/x
  3. Step 3: Cross multiply
    1,918,162,374.36x = 2,647,063,012.68 × 1,082,794,159.32
  4. Step 4: Simplify right side
    1,918,162,374.36x = 2,866,224,369,481,906,688
  5. Step 5: Solve for x
    x = 2,866,224,369,481,906,688/1,918,162,374.36
  6. Step 6: Final answer
    x = 1,494,255,339.27

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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.