Home / 307,823,049.43-424,796,038.39-166,694,424.55

Finding the Fourth Proportional to 307,823,049.43, 424,796,038.39 and 166,694,424.55

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Solution

The fourth proportional to 307,823,049.43, 424,796,038.39 and 166,694,424.55 is: 230,038,430.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,823,049.43 : 424,796,038.39 = 166,694,424.55 : x
  2. Step 2: Convert to fraction form
    307,823,049.43/424,796,038.39 = 166,694,424.55/x
  3. Step 3: Cross multiply
    307,823,049.43x = 424,796,038.39 × 166,694,424.55
  4. Step 4: Simplify right side
    307,823,049.43x = 70,811,131,171,903,984
  5. Step 5: Solve for x
    x = 70,811,131,171,903,984/307,823,049.43
  6. Step 6: Final answer
    x = 230,038,430.53

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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.