Finding the Fourth Proportional to 1,656,609,743.08, 2,286,169,282.02 and 914,101,634.44
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Solution
The fourth proportional to 1,656,609,743.08, 2,286,169,282.02 and 914,101,634.44 is: 1,261,486,651.30
Step by Step Solution
- Step 1: Write the proportion equation
1,656,609,743.08 : 2,286,169,282.02 = 914,101,634.44 : x - Step 2: Convert to fraction form
1,656,609,743.08/2,286,169,282.02 = 914,101,634.44/x - Step 3: Cross multiply
1,656,609,743.08x = 2,286,169,282.02 × 914,101,634.44 - Step 4: Simplify right side
1,656,609,743.08x = 2,089,791,077,301,003,520 - Step 5: Solve for x
x = 2,089,791,077,301,003,520/1,656,609,743.08 - Step 6: Final answer
x = 1,261,486,651.30
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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.