Home / 13,669,287,847,786-18,863,631,190,724-7,419,154,156,611.40

Finding the Fourth Proportional to 13,669,287,847,786, 18,863,631,190,724 and 7,419,154,156,611.40

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Solution

The fourth proportional to 13,669,287,847,786, 18,863,631,190,724 and 7,419,154,156,611.40 is: 10,238,440,313,488.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,669,287,847,786 : 18,863,631,190,724 = 7,419,154,156,611.40 : x
  2. Step 2: Convert to fraction form
    13,669,287,847,786/18,863,631,190,724 = 7,419,154,156,611.40/x
  3. Step 3: Cross multiply
    13,669,287,847,786x = 18,863,631,190,724 × 7,419,154,156,611.40
  4. Step 4: Simplify right side
    13,669,287,847,786x = 139,952,187,757,444,431,085,568,000
  5. Step 5: Solve for x
    x = 139,952,187,757,444,431,085,568,000/13,669,287,847,786
  6. Step 6: Final answer
    x = 10,238,440,313,488.05

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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.