Home / 68,783,601.49-103,135,839.35-41,145,126.55

Finding the Fourth Proportional to 68,783,601.49, 103,135,839.35 and 41,145,126.55

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Solution

The fourth proportional to 68,783,601.49, 103,135,839.35 and 41,145,126.55 is: 61,694,024.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,783,601.49 : 103,135,839.35 = 41,145,126.55 : x
  2. Step 2: Convert to fraction form
    68,783,601.49/103,135,839.35 = 41,145,126.55/x
  3. Step 3: Cross multiply
    68,783,601.49x = 103,135,839.35 × 41,145,126.55
  4. Step 4: Simplify right side
    68,783,601.49x = 4,243,537,161,896,219
  5. Step 5: Solve for x
    x = 4,243,537,161,896,219/68,783,601.49
  6. Step 6: Final answer
    x = 61,694,024.01

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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.