Home / 589,915,965,069.70-814,075,368,021.15-329,497,474,707.28

Finding the Fourth Proportional to 589,915,965,069.70, 814,075,368,021.15 and 329,497,474,707.28

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Solution

The fourth proportional to 589,915,965,069.70, 814,075,368,021.15 and 329,497,474,707.28 is: 454,701,675,945.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,915,965,069.70 : 814,075,368,021.15 = 329,497,474,707.28 : x
  2. Step 2: Convert to fraction form
    589,915,965,069.70/814,075,368,021.15 = 329,497,474,707.28/x
  3. Step 3: Cross multiply
    589,915,965,069.70x = 814,075,368,021.15 × 329,497,474,707.28
  4. Step 4: Simplify right side
    589,915,965,069.70x = 268,235,777,984,368,574,726,144
  5. Step 5: Solve for x
    x = 268,235,777,984,368,574,726,144/589,915,965,069.70
  6. Step 6: Final answer
    x = 454,701,675,945.79

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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.