Finding the Fourth Proportional to 7,732,371,036.15, 11,598,556,554.23 and 2,824,407,112.95
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Solution
The fourth proportional to 7,732,371,036.15, 11,598,556,554.23 and 2,824,407,112.95 is: 4,236,610,669.43
Step by Step Solution
- Step 1: Write the proportion equation
7,732,371,036.15 : 11,598,556,554.23 = 2,824,407,112.95 : x - Step 2: Convert to fraction form
7,732,371,036.15/11,598,556,554.23 = 2,824,407,112.95/x - Step 3: Cross multiply
7,732,371,036.15x = 11,598,556,554.23 × 2,824,407,112.95 - Step 4: Simplify right side
7,732,371,036.15x = 32,759,045,631,705,931,776 - Step 5: Solve for x
x = 32,759,045,631,705,931,776/7,732,371,036.15 - Step 6: Final answer
x = 4,236,610,669.43
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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.