Home / 147,950,245.98-204,200,218.35-89,222,472.54

Finding the Fourth Proportional to 147,950,245.98, 204,200,218.35 and 89,222,472.54

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Solution

The fourth proportional to 147,950,245.98, 204,200,218.35 and 89,222,472.54 is: 123,144,427.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,950,245.98 : 204,200,218.35 = 89,222,472.54 : x
  2. Step 2: Convert to fraction form
    147,950,245.98/204,200,218.35 = 89,222,472.54/x
  3. Step 3: Cross multiply
    147,950,245.98x = 204,200,218.35 × 89,222,472.54
  4. Step 4: Simplify right side
    147,950,245.98x = 18,219,248,374,394,880
  5. Step 5: Solve for x
    x = 18,219,248,374,394,880/147,950,245.98
  6. Step 6: Final answer
    x = 123,144,427.73

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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.