Home / 920,123,662,743.80-1,380,185,494,115.80-920,123,662,743.80

Finding the Fourth Proportional to 920,123,662,743.80, 1,380,185,494,115.80 and 920,123,662,743.80

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Solution

The fourth proportional to 920,123,662,743.80, 1,380,185,494,115.80 and 920,123,662,743.80 is: 1,380,185,494,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,123,662,743.80 : 1,380,185,494,115.80 = 920,123,662,743.80 : x
  2. Step 2: Convert to fraction form
    920,123,662,743.80/1,380,185,494,115.80 = 920,123,662,743.80/x
  3. Step 3: Cross multiply
    920,123,662,743.80x = 1,380,185,494,115.80 × 920,123,662,743.80
  4. Step 4: Simplify right side
    920,123,662,743.80x = 1,269,941,332,111,691,511,496,704
  5. Step 5: Solve for x
    x = 1,269,941,332,111,691,511,496,704/920,123,662,743.80
  6. Step 6: Final answer
    x = 1,380,185,494,115.80

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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.