Home / 442,912,546.92-611,237,884.96-254,740,892.98

Finding the Fourth Proportional to 442,912,546.92, 611,237,884.96 and 254,740,892.98

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Solution

The fourth proportional to 442,912,546.92, 611,237,884.96 and 254,740,892.98 is: 351,553,112.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,912,546.92 : 611,237,884.96 = 254,740,892.98 : x
  2. Step 2: Convert to fraction form
    442,912,546.92/611,237,884.96 = 254,740,892.98/x
  3. Step 3: Cross multiply
    442,912,546.92x = 611,237,884.96 × 254,740,892.98
  4. Step 4: Simplify right side
    442,912,546.92x = 155,707,284,637,916,928
  5. Step 5: Solve for x
    x = 155,707,284,637,916,928/442,912,546.92
  6. Step 6: Final answer
    x = 351,553,112.96

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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.