Finding the Fourth Proportional to 1,352,587,651,548.10, 1,866,572,160,050.60 and 743,609,324,617.60
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Solution
The fourth proportional to 1,352,587,651,548.10, 1,866,572,160,050.60 and 743,609,324,617.60 is: 1,026,181,528,196.42
Step by Step Solution
- Step 1: Write the proportion equation
1,352,587,651,548.10 : 1,866,572,160,050.60 = 743,609,324,617.60 : x - Step 2: Convert to fraction form
1,352,587,651,548.10/1,866,572,160,050.60 = 743,609,324,617.60/x - Step 3: Cross multiply
1,352,587,651,548.10x = 1,866,572,160,050.60 × 743,609,324,617.60 - Step 4: Simplify right side
1,352,587,651,548.10x = 1,388,000,463,285,241,419,661,312 - Step 5: Solve for x
x = 1,388,000,463,285,241,419,661,312/1,352,587,651,548.10 - Step 6: Final answer
x = 1,026,181,528,196.42
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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.