Home / 68,650,583.90-94,711,105.98-38,874,396.65

Finding the Fourth Proportional to 68,650,583.90, 94,711,105.98 and 38,874,396.65

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Solution

The fourth proportional to 68,650,583.90, 94,711,105.98 and 38,874,396.65 is: 53,631,548.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,650,583.90 : 94,711,105.98 = 38,874,396.65 : x
  2. Step 2: Convert to fraction form
    68,650,583.90/94,711,105.98 = 38,874,396.65/x
  3. Step 3: Cross multiply
    68,650,583.90x = 94,711,105.98 × 38,874,396.65
  4. Step 4: Simplify right side
    68,650,583.90x = 3,681,837,100,553,152
  5. Step 5: Solve for x
    x = 3,681,837,100,553,152/68,650,583.90
  6. Step 6: Final answer
    x = 53,631,548.22

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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.