Home / 306,605,087.70-459,907,631.55-276,371,999.70

Finding the Fourth Proportional to 306,605,087.70, 459,907,631.55 and 276,371,999.70

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Solution

The fourth proportional to 306,605,087.70, 459,907,631.55 and 276,371,999.70 is: 414,557,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,605,087.70 : 459,907,631.55 = 276,371,999.70 : x
  2. Step 2: Convert to fraction form
    306,605,087.70/459,907,631.55 = 276,371,999.70/x
  3. Step 3: Cross multiply
    306,605,087.70x = 459,907,631.55 × 276,371,999.70
  4. Step 4: Simplify right side
    306,605,087.70x = 127,105,591,808,764,304
  5. Step 5: Solve for x
    x = 127,105,591,808,764,304/306,605,087.70
  6. Step 6: Final answer
    x = 414,557,999.55

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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.