Home / 591,405,799.94-816,106,943.01-323,428,709.54

Finding the Fourth Proportional to 591,405,799.94, 816,106,943.01 and 323,428,709.54

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Solution

The fourth proportional to 591,405,799.94, 816,106,943.01 and 323,428,709.54 is: 446,313,538.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,405,799.94 : 816,106,943.01 = 323,428,709.54 : x
  2. Step 2: Convert to fraction form
    591,405,799.94/816,106,943.01 = 323,428,709.54/x
  3. Step 3: Cross multiply
    591,405,799.94x = 816,106,943.01 × 323,428,709.54
  4. Step 4: Simplify right side
    591,405,799.94x = 263,952,415,424,358,624
  5. Step 5: Solve for x
    x = 263,952,415,424,358,624/591,405,799.94
  6. Step 6: Final answer
    x = 446,313,538.78

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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.