Home / 30,172,379,410,108-41,645,630,722,708-19,651,493,731,604

Finding the Fourth Proportional to 30,172,379,410,108, 41,645,630,722,708 and 19,651,493,731,604

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Solution

The fourth proportional to 30,172,379,410,108, 41,645,630,722,708 and 19,651,493,731,604 is: 27,124,107,117,048.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,172,379,410,108 : 41,645,630,722,708 = 19,651,493,731,604 : x
  2. Step 2: Convert to fraction form
    30,172,379,410,108/41,645,630,722,708 = 19,651,493,731,604/x
  3. Step 3: Cross multiply
    30,172,379,410,108x = 41,645,630,722,708 × 19,651,493,731,604
  4. Step 4: Simplify right side
    30,172,379,410,108x = 818,398,851,095,991,204,802,723,840
  5. Step 5: Solve for x
    x = 818,398,851,095,991,204,802,723,840/30,172,379,410,108
  6. Step 6: Final answer
    x = 27,124,107,117,048.27

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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.