Finding the Fourth Proportional to 333,314,397.71, 460,133,369.37 and 221,990,498.99
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Solution
The fourth proportional to 333,314,397.71, 460,133,369.37 and 221,990,498.99 is: 306,453,117.45
Step by Step Solution
- Step 1: Write the proportion equation
333,314,397.71 : 460,133,369.37 = 221,990,498.99 : x - Step 2: Convert to fraction form
333,314,397.71/460,133,369.37 = 221,990,498.99/x - Step 3: Cross multiply
333,314,397.71x = 460,133,369.37 × 221,990,498.99 - Step 4: Simplify right side
333,314,397.71x = 102,145,236,268,396,288 - Step 5: Solve for x
x = 102,145,236,268,396,288/333,314,397.71 - Step 6: Final answer
x = 306,453,117.45
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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.