Home / 501,974,338.49-691,994,500.23-350,797,634.79

Finding the Fourth Proportional to 501,974,338.49, 691,994,500.23 and 350,797,634.79

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Solution

The fourth proportional to 501,974,338.49, 691,994,500.23 and 350,797,634.79 is: 483,590,525.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,974,338.49 : 691,994,500.23 = 350,797,634.79 : x
  2. Step 2: Convert to fraction form
    501,974,338.49/691,994,500.23 = 350,797,634.79/x
  3. Step 3: Cross multiply
    501,974,338.49x = 691,994,500.23 × 350,797,634.79
  4. Step 4: Simplify right side
    501,974,338.49x = 242,750,033,968,372,128
  5. Step 5: Solve for x
    x = 242,750,033,968,372,128/501,974,338.49
  6. Step 6: Final answer
    x = 483,590,525.17

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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.