Finding the Fourth Proportional to 2,636,622,165.25, 3,952,708,970.37 and 2,170,306,602.55
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Solution
The fourth proportional to 2,636,622,165.25, 3,952,708,970.37 and 2,170,306,602.55 is: 3,253,629,014.20
Step by Step Solution
- Step 1: Write the proportion equation
2,636,622,165.25 : 3,952,708,970.37 = 2,170,306,602.55 : x - Step 2: Convert to fraction form
2,636,622,165.25/3,952,708,970.37 = 2,170,306,602.55/x - Step 3: Cross multiply
2,636,622,165.25x = 3,952,708,970.37 × 2,170,306,602.55 - Step 4: Simplify right side
2,636,622,165.25x = 8,578,590,376,352,623,616 - Step 5: Solve for x
x = 8,578,590,376,352,623,616/2,636,622,165.25 - Step 6: Final answer
x = 3,253,629,014.20
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1.5x scale
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.