Home / 81,533,916-122,300,872.56-29,722,403.52

Finding the Fourth Proportional to 81,533,916, 122,300,872.56 and 29,722,403.52

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Solution

The fourth proportional to 81,533,916, 122,300,872.56 and 29,722,403.52 is: 44,583,604.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,533,916 : 122,300,872.56 = 29,722,403.52 : x
  2. Step 2: Convert to fraction form
    81,533,916/122,300,872.56 = 29,722,403.52/x
  3. Step 3: Cross multiply
    81,533,916x = 122,300,872.56 × 29,722,403.52
  4. Step 4: Simplify right side
    81,533,916x = 3,635,075,885,076,415.50
  5. Step 5: Solve for x
    x = 3,635,075,885,076,415.50/81,533,916
  6. Step 6: Final answer
    x = 44,583,604.76

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.