Home / 146,831,896.80-220,240,846.80-49,778,085.60

Finding the Fourth Proportional to 146,831,896.80, 220,240,846.80 and 49,778,085.60

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Solution

The fourth proportional to 146,831,896.80, 220,240,846.80 and 49,778,085.60 is: 74,664,755.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,831,896.80 : 220,240,846.80 = 49,778,085.60 : x
  2. Step 2: Convert to fraction form
    146,831,896.80/220,240,846.80 = 49,778,085.60/x
  3. Step 3: Cross multiply
    146,831,896.80x = 220,240,846.80 × 49,778,085.60
  4. Step 4: Simplify right side
    146,831,896.80x = 10,963,167,724,626,888
  5. Step 5: Solve for x
    x = 10,963,167,724,626,888/146,831,896.80
  6. Step 6: Final answer
    x = 74,664,755.84

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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.