Home / 82,415,072-123,619,557-33,252,186.80

Finding the Fourth Proportional to 82,415,072, 123,619,557 and 33,252,186.80

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Solution

The fourth proportional to 82,415,072, 123,619,557 and 33,252,186.80 is: 49,877,049.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,415,072 : 123,619,557 = 33,252,186.80 : x
  2. Step 2: Convert to fraction form
    82,415,072/123,619,557 = 33,252,186.80/x
  3. Step 3: Cross multiply
    82,415,072x = 123,619,557 × 33,252,186.80
  4. Step 4: Simplify right side
    82,415,072x = 4,110,620,601,497,247.50
  5. Step 5: Solve for x
    x = 4,110,620,601,497,247.50/82,415,072
  6. Step 6: Final answer
    x = 49,877,049.21

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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.