Home / 497,848,497.58-687,012,922.11-274,825,391.50

Finding the Fourth Proportional to 497,848,497.58, 687,012,922.11 and 274,825,391.50

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Solution

The fourth proportional to 497,848,497.58, 687,012,922.11 and 274,825,391.50 is: 379,249,101.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,848,497.58 : 687,012,922.11 = 274,825,391.50 : x
  2. Step 2: Convert to fraction form
    497,848,497.58/687,012,922.11 = 274,825,391.50/x
  3. Step 3: Cross multiply
    497,848,497.58x = 687,012,922.11 × 274,825,391.50
  4. Step 4: Simplify right side
    497,848,497.58x = 188,808,595,284,439,744
  5. Step 5: Solve for x
    x = 188,808,595,284,439,744/497,848,497.58
  6. Step 6: Final answer
    x = 379,249,101.29

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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.