Finding the Fourth Proportional to 2,397,938,245.48, 3,308,276,547.84 and 1,445,529,539.44
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Solution
The fourth proportional to 2,397,938,245.48, 3,308,276,547.84 and 1,445,529,539.44 is: 1,994,301,347.65
Step by Step Solution
- Step 1: Write the proportion equation
2,397,938,245.48 : 3,308,276,547.84 = 1,445,529,539.44 : x - Step 2: Convert to fraction form
2,397,938,245.48/3,308,276,547.84 = 1,445,529,539.44/x - Step 3: Cross multiply
2,397,938,245.48x = 3,308,276,547.84 × 1,445,529,539.44 - Step 4: Simplify right side
2,397,938,245.48x = 4,782,211,474,539,309,056 - Step 5: Solve for x
x = 4,782,211,474,539,309,056/2,397,938,245.48 - Step 6: Final answer
x = 1,994,301,347.65
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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.