Home / 150,528,004.20-225,792,006.30-54,777,450.60

Finding the Fourth Proportional to 150,528,004.20, 225,792,006.30 and 54,777,450.60

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Solution

The fourth proportional to 150,528,004.20, 225,792,006.30 and 54,777,450.60 is: 82,166,175.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,528,004.20 : 225,792,006.30 = 54,777,450.60 : x
  2. Step 2: Convert to fraction form
    150,528,004.20/225,792,006.30 = 54,777,450.60/x
  3. Step 3: Cross multiply
    150,528,004.20x = 225,792,006.30 × 54,777,450.60
  4. Step 4: Simplify right side
    150,528,004.20x = 12,368,310,470,973,140
  5. Step 5: Solve for x
    x = 12,368,310,470,973,140/150,528,004.20
  6. Step 6: Final answer
    x = 82,166,175.90

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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.