Finding the Fourth Proportional to 9,657,832,786.70, 14,486,749,180.05 and 6,852,202,220.30
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Solution
The fourth proportional to 9,657,832,786.70, 14,486,749,180.05 and 6,852,202,220.30 is: 10,278,303,330.45
Step by Step Solution
- Step 1: Write the proportion equation
9,657,832,786.70 : 14,486,749,180.05 = 6,852,202,220.30 : x - Step 2: Convert to fraction form
9,657,832,786.70/14,486,749,180.05 = 6,852,202,220.30/x - Step 3: Cross multiply
9,657,832,786.70x = 14,486,749,180.05 × 6,852,202,220.30 - Step 4: Simplify right side
9,657,832,786.70x = 99,266,134,896,467,804,160 - Step 5: Solve for x
x = 99,266,134,896,467,804,160/9,657,832,786.70 - Step 6: Final answer
x = 10,278,303,330.45
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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.