Home / 188,583,330.72-260,230,927.80-106,061,172.24

Finding the Fourth Proportional to 188,583,330.72, 260,230,927.80 and 106,061,172.24

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Solution

The fourth proportional to 188,583,330.72, 260,230,927.80 and 106,061,172.24 is: 146,356,505.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,583,330.72 : 260,230,927.80 = 106,061,172.24 : x
  2. Step 2: Convert to fraction form
    188,583,330.72/260,230,927.80 = 106,061,172.24/x
  3. Step 3: Cross multiply
    188,583,330.72x = 260,230,927.80 × 106,061,172.24
  4. Step 4: Simplify right side
    188,583,330.72x = 27,600,397,255,570,804
  5. Step 5: Solve for x
    x = 27,600,397,255,570,804/188,583,330.72
  6. Step 6: Final answer
    x = 146,356,505.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.