Home / 154,586,804.56-231,880,059.21-39,571,162.36

Finding the Fourth Proportional to 154,586,804.56, 231,880,059.21 and 39,571,162.36

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Solution

The fourth proportional to 154,586,804.56, 231,880,059.21 and 39,571,162.36 is: 59,356,705.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,586,804.56 : 231,880,059.21 = 39,571,162.36 : x
  2. Step 2: Convert to fraction form
    154,586,804.56/231,880,059.21 = 39,571,162.36/x
  3. Step 3: Cross multiply
    154,586,804.56x = 231,880,059.21 × 39,571,162.36
  4. Step 4: Simplify right side
    154,586,804.56x = 9,175,763,470,204,428
  5. Step 5: Solve for x
    x = 9,175,763,470,204,428/154,586,804.56
  6. Step 6: Final answer
    x = 59,356,705.75

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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.