Finding the Fourth Proportional to 213,263,555.81, 294,304,107.44 and 119,177,703.41
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Solution
The fourth proportional to 213,263,555.81, 294,304,107.44 and 119,177,703.41 is: 164,465,454.47
Step by Step Solution
- Step 1: Write the proportion equation
213,263,555.81 : 294,304,107.44 = 119,177,703.41 : x - Step 2: Convert to fraction form
213,263,555.81/294,304,107.44 = 119,177,703.41/x - Step 3: Cross multiply
213,263,555.81x = 294,304,107.44 × 119,177,703.41 - Step 4: Simplify right side
213,263,555.81x = 35,074,487,628,968,964 - Step 5: Solve for x
x = 35,074,487,628,968,964/213,263,555.81 - Step 6: Final answer
x = 164,465,454.47
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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.