Finding the Fourth Proportional to 9,071,773,866.29, 13,612,539,444.21 and 8,741,575,622.66
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Solution
The fourth proportional to 9,071,773,866.29, 13,612,539,444.21 and 8,741,575,622.66 is: 13,117,064,503.80
Step by Step Solution
- Step 1: Write the proportion equation
9,071,773,866.29 : 13,612,539,444.21 = 8,741,575,622.66 : x - Step 2: Convert to fraction form
9,071,773,866.29/13,612,539,444.21 = 8,741,575,622.66/x - Step 3: Cross multiply
9,071,773,866.29x = 13,612,539,444.21 × 8,741,575,622.66 - Step 4: Simplify right side
9,071,773,866.29x = 118,995,042,968,003,837,952 - Step 5: Solve for x
x = 118,995,042,968,003,837,952/9,071,773,866.29 - Step 6: Final answer
x = 13,117,064,503.80
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1.5x scale
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.