Home / 13,790,843,769,679-20,686,285,563,792-5,631,784,043,047

Finding the Fourth Proportional to 13,790,843,769,679, 20,686,285,563,792 and 5,631,784,043,047

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Solution

The fourth proportional to 13,790,843,769,679, 20,686,285,563,792 and 5,631,784,043,047 is: 8,447,684,194,945.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,790,843,769,679 : 20,686,285,563,792 = 5,631,784,043,047 : x
  2. Step 2: Convert to fraction form
    13,790,843,769,679/20,686,285,563,792 = 5,631,784,043,047/x
  3. Step 3: Cross multiply
    13,790,843,769,679x = 20,686,285,563,792 × 5,631,784,043,047
  4. Step 4: Simplify right side
    13,790,843,769,679x = 116,500,692,948,077,298,977,865,728
  5. Step 5: Solve for x
    x = 116,500,692,948,077,298,977,865,728/13,790,843,769,679
  6. Step 6: Final answer
    x = 8,447,684,194,945.31

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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.