Finding the Fourth Proportional to 1,656,609,742.08, 2,286,169,280.64 and 914,101,633.44
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Solution
The fourth proportional to 1,656,609,742.08, 2,286,169,280.64 and 914,101,633.44 is: 1,261,486,649.92
Step by Step Solution
- Step 1: Write the proportion equation
1,656,609,742.08 : 2,286,169,280.64 = 914,101,633.44 : x - Step 2: Convert to fraction form
1,656,609,742.08/2,286,169,280.64 = 914,101,633.44/x - Step 3: Cross multiply
1,656,609,742.08x = 2,286,169,280.64 × 914,101,633.44 - Step 4: Simplify right side
1,656,609,742.08x = 2,089,791,073,753,373,696 - Step 5: Solve for x
x = 2,089,791,073,753,373,696/1,656,609,742.08 - Step 6: Final answer
x = 1,261,486,649.92
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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.