Home / 13,015,728,899,322-17,961,708,812,914-7,162,836,151,940.40

Finding the Fourth Proportional to 13,015,728,899,322, 17,961,708,812,914 and 7,162,836,151,940.40

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Solution

The fourth proportional to 13,015,728,899,322, 17,961,708,812,914 and 7,162,836,151,940.40 is: 9,884,715,503,137.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,015,728,899,322 : 17,961,708,812,914 = 7,162,836,151,940.40 : x
  2. Step 2: Convert to fraction form
    13,015,728,899,322/17,961,708,812,914 = 7,162,836,151,940.40/x
  3. Step 3: Cross multiply
    13,015,728,899,322x = 17,961,708,812,914 × 7,162,836,151,940.40
  4. Step 4: Simplify right side
    13,015,728,899,322x = 128,656,777,235,766,895,221,669,888
  5. Step 5: Solve for x
    x = 128,656,777,235,766,895,221,669,888/13,015,728,899,322
  6. Step 6: Final answer
    x = 9,884,715,503,137.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.