Finding the Fourth Proportional to 68,243,932.53, 102,365,899.05 and 22,805,727.03
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Solution
The fourth proportional to 68,243,932.53, 102,365,899.05 and 22,805,727.03 is: 34,208,590.63
Step by Step Solution
- Step 1: Write the proportion equation
68,243,932.53 : 102,365,899.05 = 22,805,727.03 : x - Step 2: Convert to fraction form
68,243,932.53/102,365,899.05 = 22,805,727.03/x - Step 3: Cross multiply
68,243,932.53x = 102,365,899.05 × 22,805,727.03 - Step 4: Simplify right side
68,243,932.53x = 2,334,528,750,914,836.50 - Step 5: Solve for x
x = 2,334,528,750,914,836.50/68,243,932.53 - Step 6: Final answer
x = 34,208,590.63
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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.