Finding the Fourth Proportional to 3,618,465,941.34, 5,428,011,569.49 and 998,270,046.28
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Solution
The fourth proportional to 3,618,465,941.34, 5,428,011,569.49 and 998,270,046.28 is: 1,497,491,326.02
Step by Step Solution
- Step 1: Write the proportion equation
3,618,465,941.34 : 5,428,011,569.49 = 998,270,046.28 : x - Step 2: Convert to fraction form
3,618,465,941.34/5,428,011,569.49 = 998,270,046.28/x - Step 3: Cross multiply
3,618,465,941.34x = 5,428,011,569.49 × 998,270,046.28 - Step 4: Simplify right side
3,618,465,941.34x = 5,418,621,360,669,587,456 - Step 5: Solve for x
x = 5,418,621,360,669,587,456/3,618,465,941.34 - Step 6: Final answer
x = 1,497,491,326.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.