Finding the Fourth Proportional to 69,776,849.40, 96,266,224.35 and 69,669,234.42
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Solution
The fourth proportional to 69,776,849.40, 96,266,224.35 and 69,669,234.42 is: 96,117,755.51
Step by Step Solution
- Step 1: Write the proportion equation
69,776,849.40 : 96,266,224.35 = 69,669,234.42 : x - Step 2: Convert to fraction form
69,776,849.40/96,266,224.35 = 69,669,234.42/x - Step 3: Cross multiply
69,776,849.40x = 96,266,224.35 × 69,669,234.42 - Step 4: Simplify right side
69,776,849.40x = 6,706,794,150,968,462 - Step 5: Solve for x
x = 6,706,794,150,968,462/69,776,849.40 - Step 6: Final answer
x = 96,117,755.51
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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.