Finding the Fourth Proportional to 6,892,355,524.08, 9,511,199,511.92 and 3,840,374,113.16
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Solution
The fourth proportional to 6,892,355,524.08, 9,511,199,511.92 and 3,840,374,113.16 is: 5,299,576,358.63
Step by Step Solution
- Step 1: Write the proportion equation
6,892,355,524.08 : 9,511,199,511.92 = 3,840,374,113.16 : x - Step 2: Convert to fraction form
6,892,355,524.08/9,511,199,511.92 = 3,840,374,113.16/x - Step 3: Cross multiply
6,892,355,524.08x = 9,511,199,511.92 × 3,840,374,113.16 - Step 4: Simplify right side
6,892,355,524.08x = 36,526,564,390,677,594,112 - Step 5: Solve for x
x = 36,526,564,390,677,594,112/6,892,355,524.08 - Step 6: Final answer
x = 5,299,576,358.63
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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.