Home / 5,450,814,790.12-8,175,928,252.38-3,120,297,201.64

Finding the Fourth Proportional to 5,450,814,790.12, 8,175,928,252.38 and 3,120,297,201.64

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Solution

The fourth proportional to 5,450,814,790.12, 8,175,928,252.38 and 3,120,297,201.64 is: 4,680,277,541.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450,814,790.12 : 8,175,928,252.38 = 3,120,297,201.64 : x
  2. Step 2: Convert to fraction form
    5,450,814,790.12/8,175,928,252.38 = 3,120,297,201.64/x
  3. Step 3: Cross multiply
    5,450,814,790.12x = 8,175,928,252.38 × 3,120,297,201.64
  4. Step 4: Simplify right side
    5,450,814,790.12x = 25,511,326,046,710,730,752
  5. Step 5: Solve for x
    x = 25,511,326,046,710,730,752/5,450,814,790.12
  6. Step 6: Final answer
    x = 4,680,277,541.80

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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.