Home / 66,100,506.10-99,150,759.15-64,966,765.30

Finding the Fourth Proportional to 66,100,506.10, 99,150,759.15 and 64,966,765.30

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Solution

The fourth proportional to 66,100,506.10, 99,150,759.15 and 64,966,765.30 is: 97,450,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,100,506.10 : 99,150,759.15 = 64,966,765.30 : x
  2. Step 2: Convert to fraction form
    66,100,506.10/99,150,759.15 = 64,966,765.30/x
  3. Step 3: Cross multiply
    66,100,506.10x = 99,150,759.15 × 64,966,765.30
  4. Step 4: Simplify right side
    66,100,506.10x = 6,441,504,099,014,878
  5. Step 5: Solve for x
    x = 6,441,504,099,014,878/66,100,506.10
  6. Step 6: Final answer
    x = 97,450,147.95

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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.