Home / 68,369,427.90-94,350,935.43-37,429,086.78

Finding the Fourth Proportional to 68,369,427.90, 94,350,935.43 and 37,429,086.78

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Solution

The fourth proportional to 68,369,427.90, 94,350,935.43 and 37,429,086.78 is: 51,652,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,369,427.90 : 94,350,935.43 = 37,429,086.78 : x
  2. Step 2: Convert to fraction form
    68,369,427.90/94,350,935.43 = 37,429,086.78/x
  3. Step 3: Cross multiply
    68,369,427.90x = 94,350,935.43 × 37,429,086.78
  4. Step 4: Simplify right side
    68,369,427.90x = 3,531,469,349,983,647
  5. Step 5: Solve for x
    x = 3,531,469,349,983,647/68,369,427.90
  6. Step 6: Final answer
    x = 51,652,755.60

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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.