Finding the Fourth Proportional to 5,525,618,719.96, 8,287,537,915.46 and 1,541,805,895.18
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Solution
The fourth proportional to 5,525,618,719.96, 8,287,537,915.46 and 1,541,805,895.18 is: 2,312,460,461.38
Step by Step Solution
- Step 1: Write the proportion equation
5,525,618,719.96 : 8,287,537,915.46 = 1,541,805,895.18 : x - Step 2: Convert to fraction form
5,525,618,719.96/8,287,537,915.46 = 1,541,805,895.18/x - Step 3: Cross multiply
5,525,618,719.96x = 8,287,537,915.46 × 1,541,805,895.18 - Step 4: Simplify right side
5,525,618,719.96x = 12,777,774,814,576,287,744 - Step 5: Solve for x
x = 12,777,774,814,576,287,744/5,525,618,719.96 - Step 6: Final answer
x = 2,312,460,461.38
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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.