Home / 66,694,998.65-92,048,764.10-38,431,872.77

Finding the Fourth Proportional to 66,694,998.65, 92,048,764.10 and 38,431,872.77

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Solution

The fourth proportional to 66,694,998.65, 92,048,764.10 and 38,431,872.77 is: 53,041,554.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,694,998.65 : 92,048,764.10 = 38,431,872.77 : x
  2. Step 2: Convert to fraction form
    66,694,998.65/92,048,764.10 = 38,431,872.77/x
  3. Step 3: Cross multiply
    66,694,998.65x = 92,048,764.10 × 38,431,872.77
  4. Step 4: Simplify right side
    66,694,998.65x = 3,537,606,389,874,540.50
  5. Step 5: Solve for x
    x = 3,537,606,389,874,540.50/66,694,998.65
  6. Step 6: Final answer
    x = 53,041,554.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.