Home / 66,678,198.84-100,045,918.67-25,766,376.08

Finding the Fourth Proportional to 66,678,198.84, 100,045,918.67 and 25,766,376.08

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Solution

The fourth proportional to 66,678,198.84, 100,045,918.67 and 25,766,376.08 is: 38,660,623.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,678,198.84 : 100,045,918.67 = 25,766,376.08 : x
  2. Step 2: Convert to fraction form
    66,678,198.84/100,045,918.67 = 25,766,376.08/x
  3. Step 3: Cross multiply
    66,678,198.84x = 100,045,918.67 × 25,766,376.08
  4. Step 4: Simplify right side
    66,678,198.84x = 2,577,820,765,091,252
  5. Step 5: Solve for x
    x = 2,577,820,765,091,252/66,678,198.84
  6. Step 6: Final answer
    x = 38,660,623.86

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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.