Finding the Fourth Proportional to 7,362,334,375.53, 10,160,032,805.42 and 4,190,518,259.07
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Solution
The fourth proportional to 7,362,334,375.53, 10,160,032,805.42 and 4,190,518,259.07 is: 5,782,921,667.53
Step by Step Solution
- Step 1: Write the proportion equation
7,362,334,375.53 : 10,160,032,805.42 = 4,190,518,259.07 : x - Step 2: Convert to fraction form
7,362,334,375.53/10,160,032,805.42 = 4,190,518,259.07/x - Step 3: Cross multiply
7,362,334,375.53x = 10,160,032,805.42 × 4,190,518,259.07 - Step 4: Simplify right side
7,362,334,375.53x = 42,575,802,983,841,759,232 - Step 5: Solve for x
x = 42,575,802,983,841,759,232/7,362,334,375.53 - Step 6: Final answer
x = 5,782,921,667.53
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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.