Home / 412,282,504.89-568,945,848.19-306,907,153.23

Finding the Fourth Proportional to 412,282,504.89, 568,945,848.19 and 306,907,153.23

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Solution

The fourth proportional to 412,282,504.89, 568,945,848.19 and 306,907,153.23 is: 423,528,887.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,282,504.89 : 568,945,848.19 = 306,907,153.23 : x
  2. Step 2: Convert to fraction form
    412,282,504.89/568,945,848.19 = 306,907,153.23/x
  3. Step 3: Cross multiply
    412,282,504.89x = 568,945,848.19 × 306,907,153.23
  4. Step 4: Simplify right side
    412,282,504.89x = 174,613,550,608,033,152
  5. Step 5: Solve for x
    x = 174,613,550,608,033,152/412,282,504.89
  6. Step 6: Final answer
    x = 423,528,887.44

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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.