Finding the Fourth Proportional to 454,168,014.29, 626,752,111.92 and 245,324,158.99
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Solution
The fourth proportional to 454,168,014.29, 626,752,111.92 and 245,324,158.99 is: 338,547,475.63
Step by Step Solution
- Step 1: Write the proportion equation
454,168,014.29 : 626,752,111.92 = 245,324,158.99 : x - Step 2: Convert to fraction form
454,168,014.29/626,752,111.92 = 245,324,158.99/x - Step 3: Cross multiply
454,168,014.29x = 626,752,111.92 × 245,324,158.99 - Step 4: Simplify right side
454,168,014.29x = 153,757,434,749,493,504 - Step 5: Solve for x
x = 153,757,434,749,493,504/454,168,014.29 - Step 6: Final answer
x = 338,547,475.63
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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.