Home / 13,790,843,769,691-20,686,285,563,810-5,631,784,043,059

Finding the Fourth Proportional to 13,790,843,769,691, 20,686,285,563,810 and 5,631,784,043,059

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Solution

The fourth proportional to 13,790,843,769,691, 20,686,285,563,810 and 5,631,784,043,059 is: 8,447,684,194,963.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,790,843,769,691 : 20,686,285,563,810 = 5,631,784,043,059 : x
  2. Step 2: Convert to fraction form
    13,790,843,769,691/20,686,285,563,810 = 5,631,784,043,059/x
  3. Step 3: Cross multiply
    13,790,843,769,691x = 20,686,285,563,810 × 5,631,784,043,059
  4. Step 4: Simplify right side
    13,790,843,769,691x = 116,500,692,948,426,909,315,760,128
  5. Step 5: Solve for x
    x = 116,500,692,948,426,909,315,760,128/13,790,843,769,691
  6. Step 6: Final answer
    x = 8,447,684,194,963.31

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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.