Home / 329,816,429.10-494,724,643.65-252,332,331.30

Finding the Fourth Proportional to 329,816,429.10, 494,724,643.65 and 252,332,331.30

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Solution

The fourth proportional to 329,816,429.10, 494,724,643.65 and 252,332,331.30 is: 378,498,496.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,816,429.10 : 494,724,643.65 = 252,332,331.30 : x
  2. Step 2: Convert to fraction form
    329,816,429.10/494,724,643.65 = 252,332,331.30/x
  3. Step 3: Cross multiply
    329,816,429.10x = 494,724,643.65 × 252,332,331.30
  4. Step 4: Simplify right side
    329,816,429.10x = 124,835,022,683,766,240
  5. Step 5: Solve for x
    x = 124,835,022,683,766,240/329,816,429.10
  6. Step 6: Final answer
    x = 378,498,496.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.