Home / 3,028,997,537.20-4,540,361,022.60-1,645,889,748.40

Finding the Fourth Proportional to 3,028,997,537.20, 4,540,361,022.60 and 1,645,889,748.40

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Solution

The fourth proportional to 3,028,997,537.20, 4,540,361,022.60 and 1,645,889,748.40 is: 2,467,130,979.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028,997,537.20 : 4,540,361,022.60 = 1,645,889,748.40 : x
  2. Step 2: Convert to fraction form
    3,028,997,537.20/4,540,361,022.60 = 1,645,889,748.40/x
  3. Step 3: Cross multiply
    3,028,997,537.20x = 4,540,361,022.60 × 1,645,889,748.40
  4. Step 4: Simplify right side
    3,028,997,537.20x = 7,472,933,661,132,281,856
  5. Step 5: Solve for x
    x = 7,472,933,661,132,281,856/3,028,997,537.20
  6. Step 6: Final answer
    x = 2,467,130,979.59

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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.