Home / 204,731,588.61-307,097,384.13-68,416,972.11

Finding the Fourth Proportional to 204,731,588.61, 307,097,384.13 and 68,416,972.11

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Solution

The fourth proportional to 204,731,588.61, 307,097,384.13 and 68,416,972.11 is: 102,625,458.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,731,588.61 : 307,097,384.13 = 68,416,972.11 : x
  2. Step 2: Convert to fraction form
    204,731,588.61/307,097,384.13 = 68,416,972.11/x
  3. Step 3: Cross multiply
    204,731,588.61x = 307,097,384.13 × 68,416,972.11
  4. Step 4: Simplify right side
    204,731,588.61x = 21,010,673,165,076,168
  5. Step 5: Solve for x
    x = 21,010,673,165,076,168/204,731,588.61
  6. Step 6: Final answer
    x = 102,625,458.57

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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.