Home / 131,296,954.76-196,769,374.99-102,185,943.56

Finding the Fourth Proportional to 131,296,954.76, 196,769,374.99 and 102,185,943.56

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Solution

The fourth proportional to 131,296,954.76, 196,769,374.99 and 102,185,943.56 is: 153,141,893.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,296,954.76 : 196,769,374.99 = 102,185,943.56 : x
  2. Step 2: Convert to fraction form
    131,296,954.76/196,769,374.99 = 102,185,943.56/x
  3. Step 3: Cross multiply
    131,296,954.76x = 196,769,374.99 × 102,185,943.56
  4. Step 4: Simplify right side
    131,296,954.76x = 20,107,064,247,137,476
  5. Step 5: Solve for x
    x = 20,107,064,247,137,476/131,296,954.76
  6. Step 6: Final answer
    x = 153,141,893.38

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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.