Finding the Fourth Proportional to 3,283,851,305.61, 4,926,410,701.88 and 1,072,466,513.87
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Solution
The fourth proportional to 3,283,851,305.61, 4,926,410,701.88 and 1,072,466,513.87 is: 1,608,906,743.82
Step by Step Solution
- Step 1: Write the proportion equation
3,283,851,305.61 : 4,926,410,701.88 = 1,072,466,513.87 : x - Step 2: Convert to fraction form
3,283,851,305.61/4,926,410,701.88 = 1,072,466,513.87/x - Step 3: Cross multiply
3,283,851,305.61x = 4,926,410,701.88 × 1,072,466,513.87 - Step 4: Simplify right side
3,283,851,305.61x = 5,283,410,511,307,109,376 - Step 5: Solve for x
x = 5,283,410,511,307,109,376/3,283,851,305.61 - Step 6: Final answer
x = 1,608,906,743.82
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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.