Home / 68,990,577,559.20-103,485,866,338.80-29,731,968,007.20

Finding the Fourth Proportional to 68,990,577,559.20, 103,485,866,338.80 and 29,731,968,007.20

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Solution

The fourth proportional to 68,990,577,559.20, 103,485,866,338.80 and 29,731,968,007.20 is: 44,597,952,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,990,577,559.20 : 103,485,866,338.80 = 29,731,968,007.20 : x
  2. Step 2: Convert to fraction form
    68,990,577,559.20/103,485,866,338.80 = 29,731,968,007.20/x
  3. Step 3: Cross multiply
    68,990,577,559.20x = 103,485,866,338.80 × 29,731,968,007.20
  4. Step 4: Simplify right side
    68,990,577,559.20x = 3,076,838,467,182,577,319,936
  5. Step 5: Solve for x
    x = 3,076,838,467,182,577,319,936/68,990,577,559.20
  6. Step 6: Final answer
    x = 44,597,952,010.80

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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.