Home / 13,609,848,008.40-20,414,772,012.60-8,008,034,715.60

Finding the Fourth Proportional to 13,609,848,008.40, 20,414,772,012.60 and 8,008,034,715.60

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Solution

The fourth proportional to 13,609,848,008.40, 20,414,772,012.60 and 8,008,034,715.60 is: 12,012,052,073.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609,848,008.40 : 20,414,772,012.60 = 8,008,034,715.60 : x
  2. Step 2: Convert to fraction form
    13,609,848,008.40/20,414,772,012.60 = 8,008,034,715.60/x
  3. Step 3: Cross multiply
    13,609,848,008.40x = 20,414,772,012.60 × 8,008,034,715.60
  4. Step 4: Simplify right side
    13,609,848,008.40x = 163,482,202,987,960,074,240
  5. Step 5: Solve for x
    x = 163,482,202,987,960,074,240/13,609,848,008.40
  6. Step 6: Final answer
    x = 12,012,052,073.40

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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.