Home / 19,368,076,811.40-29,052,115,217.10-5,395,855,192.20

Finding the Fourth Proportional to 19,368,076,811.40, 29,052,115,217.10 and 5,395,855,192.20

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Solution

The fourth proportional to 19,368,076,811.40, 29,052,115,217.10 and 5,395,855,192.20 is: 8,093,782,788.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368,076,811.40 : 29,052,115,217.10 = 5,395,855,192.20 : x
  2. Step 2: Convert to fraction form
    19,368,076,811.40/29,052,115,217.10 = 5,395,855,192.20/x
  3. Step 3: Cross multiply
    19,368,076,811.40x = 29,052,115,217.10 × 5,395,855,192.20
  4. Step 4: Simplify right side
    19,368,076,811.40x = 156,761,006,738,581,651,456
  5. Step 5: Solve for x
    x = 156,761,006,738,581,651,456/19,368,076,811.40
  6. Step 6: Final answer
    x = 8,093,782,788.30

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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.