Home / 45,493,574,227.12-68,249,668,512.84-15,644,028,765.25

Finding the Fourth Proportional to 45,493,574,227.12, 68,249,668,512.84 and 15,644,028,765.25

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Solution

The fourth proportional to 45,493,574,227.12, 68,249,668,512.84 and 15,644,028,765.25 is: 23,469,243,636.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,493,574,227.12 : 68,249,668,512.84 = 15,644,028,765.25 : x
  2. Step 2: Convert to fraction form
    45,493,574,227.12/68,249,668,512.84 = 15,644,028,765.25/x
  3. Step 3: Cross multiply
    45,493,574,227.12x = 68,249,668,512.84 × 15,644,028,765.25
  4. Step 4: Simplify right side
    45,493,574,227.12x = 1,067,699,777,433,646,137,344
  5. Step 5: Solve for x
    x = 1,067,699,777,433,646,137,344/45,493,574,227.12
  6. Step 6: Final answer
    x = 23,469,243,636.55

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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.