Finding the Fourth Proportional to 2,069,920,147.80, 3,104,880,221.70 and 2,042,710,368.60
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Solution
The fourth proportional to 2,069,920,147.80, 3,104,880,221.70 and 2,042,710,368.60 is: 3,064,065,552.90
Step by Step Solution
- Step 1: Write the proportion equation
2,069,920,147.80 : 3,104,880,221.70 = 2,042,710,368.60 : x - Step 2: Convert to fraction form
2,069,920,147.80/3,104,880,221.70 = 2,042,710,368.60/x - Step 3: Cross multiply
2,069,920,147.80x = 3,104,880,221.70 × 2,042,710,368.60 - Step 4: Simplify right side
2,069,920,147.80x = 6,342,371,022,127,655,936 - Step 5: Solve for x
x = 6,342,371,022,127,655,936/2,069,920,147.80 - Step 6: Final answer
x = 3,064,065,552.90
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Double scale
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Similar ratio
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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.