Home / 122,141,544.70-183,238,889.10-40,246,486.60

Finding the Fourth Proportional to 122,141,544.70, 183,238,889.10 and 40,246,486.60

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Solution

The fourth proportional to 122,141,544.70, 183,238,889.10 and 40,246,486.60 is: 60,378,485.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,141,544.70 : 183,238,889.10 = 40,246,486.60 : x
  2. Step 2: Convert to fraction form
    122,141,544.70/183,238,889.10 = 40,246,486.60/x
  3. Step 3: Cross multiply
    122,141,544.70x = 183,238,889.10 × 40,246,486.60
  4. Step 4: Simplify right side
    122,141,544.70x = 7,374,721,494,762,036
  5. Step 5: Solve for x
    x = 7,374,721,494,762,036/122,141,544.70
  6. Step 6: Final answer
    x = 60,378,485.57

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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.