Finding the Fourth Proportional to 8,646,416,878.37, 12,971,394,248.12 and 2,973,268,603.97
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Solution
The fourth proportional to 8,646,416,878.37, 12,971,394,248.12 and 2,973,268,603.97 is: 4,460,511,193.27
Step by Step Solution
- Step 1: Write the proportion equation
8,646,416,878.37 : 12,971,394,248.12 = 2,973,268,603.97 : x - Step 2: Convert to fraction form
8,646,416,878.37/12,971,394,248.12 = 2,973,268,603.97/x - Step 3: Cross multiply
8,646,416,878.37x = 12,971,394,248.12 × 2,973,268,603.97 - Step 4: Simplify right side
8,646,416,878.37x = 38,567,439,267,652,239,360 - Step 5: Solve for x
x = 38,567,439,267,652,239,360/8,646,416,878.37 - Step 6: Final answer
x = 4,460,511,193.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.