Home / 110,246,998.60-165,370,497.90-77,368,515.40

Finding the Fourth Proportional to 110,246,998.60, 165,370,497.90 and 77,368,515.40

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Solution

The fourth proportional to 110,246,998.60, 165,370,497.90 and 77,368,515.40 is: 116,052,773.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,246,998.60 : 165,370,497.90 = 77,368,515.40 : x
  2. Step 2: Convert to fraction form
    110,246,998.60/165,370,497.90 = 77,368,515.40/x
  3. Step 3: Cross multiply
    110,246,998.60x = 165,370,497.90 × 77,368,515.40
  4. Step 4: Simplify right side
    110,246,998.60x = 12,794,469,913,481,820
  5. Step 5: Solve for x
    x = 12,794,469,913,481,820/110,246,998.60
  6. Step 6: Final answer
    x = 116,052,773.10

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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.