Finding the Fourth Proportional to 6,753,782,480.49, 9,320,220,706.53 and 3,743,229,544.93
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Solution
The fourth proportional to 6,753,782,480.49, 9,320,220,706.53 and 3,743,229,544.93 is: 5,165,657,261.65
Step by Step Solution
- Step 1: Write the proportion equation
6,753,782,480.49 : 9,320,220,706.53 = 3,743,229,544.93 : x - Step 2: Convert to fraction form
6,753,782,480.49/9,320,220,706.53 = 3,743,229,544.93/x - Step 3: Cross multiply
6,753,782,480.49x = 9,320,220,706.53 × 3,743,229,544.93 - Step 4: Simplify right side
6,753,782,480.49x = 34,887,725,513,951,457,280 - Step 5: Solve for x
x = 34,887,725,513,951,457,280/6,753,782,480.49 - Step 6: Final answer
x = 5,165,657,261.65
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1.5x scale
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.