Home / 90,693,576,249.80-136,040,364,374.70-51,511,494,201.80

Finding the Fourth Proportional to 90,693,576,249.80, 136,040,364,374.70 and 51,511,494,201.80

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Solution

The fourth proportional to 90,693,576,249.80, 136,040,364,374.70 and 51,511,494,201.80 is: 77,267,241,302.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,693,576,249.80 : 136,040,364,374.70 = 51,511,494,201.80 : x
  2. Step 2: Convert to fraction form
    90,693,576,249.80/136,040,364,374.70 = 51,511,494,201.80/x
  3. Step 3: Cross multiply
    90,693,576,249.80x = 136,040,364,374.70 × 51,511,494,201.80
  4. Step 4: Simplify right side
    90,693,576,249.80x = 7,007,642,440,698,119,061,504
  5. Step 5: Solve for x
    x = 7,007,642,440,698,119,061,504/90,693,576,249.80
  6. Step 6: Final answer
    x = 77,267,241,302.70

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Double scale
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Similar ratio
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1.5x scale

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.