Home / 422,471,424.34-633,577,436.19-292,151,154.82

Finding the Fourth Proportional to 422,471,424.34, 633,577,436.19 and 292,151,154.82

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Solution

The fourth proportional to 422,471,424.34, 633,577,436.19 and 292,151,154.82 is: 438,137,040.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,471,424.34 : 633,577,436.19 = 292,151,154.82 : x
  2. Step 2: Convert to fraction form
    422,471,424.34/633,577,436.19 = 292,151,154.82/x
  3. Step 3: Cross multiply
    422,471,424.34x = 633,577,436.19 × 292,151,154.82
  4. Step 4: Simplify right side
    422,471,424.34x = 185,100,379,650,404,192
  5. Step 5: Solve for x
    x = 185,100,379,650,404,192/422,471,424.34
  6. Step 6: Final answer
    x = 438,137,040.73

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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.