Home / 13,790,843,769,431-20,686,285,563,408-5,631,784,042,790.20

Finding the Fourth Proportional to 13,790,843,769,431, 20,686,285,563,408 and 5,631,784,042,790.20

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Solution

The fourth proportional to 13,790,843,769,431, 20,686,285,563,408 and 5,631,784,042,790.20 is: 8,447,684,194,555.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,790,843,769,431 : 20,686,285,563,408 = 5,631,784,042,790.20 : x
  2. Step 2: Convert to fraction form
    13,790,843,769,431/20,686,285,563,408 = 5,631,784,042,790.20/x
  3. Step 3: Cross multiply
    13,790,843,769,431x = 20,686,285,563,408 × 5,631,784,042,790.20
  4. Step 4: Simplify right side
    13,790,843,769,431x = 116,500,692,940,602,458,154,991,616
  5. Step 5: Solve for x
    x = 116,500,692,940,602,458,154,991,616/13,790,843,769,431
  6. Step 6: Final answer
    x = 8,447,684,194,555.21

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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.