Finding the Fourth Proportional to 308,523,486.56, 462,459,862.56 and 101,207,783.84
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Solution
The fourth proportional to 308,523,486.56, 462,459,862.56 and 101,207,783.84 is: 151,704,942.55
Step by Step Solution
- Step 1: Write the proportion equation
308,523,486.56 : 462,459,862.56 = 101,207,783.84 : x - Step 2: Convert to fraction form
308,523,486.56/462,459,862.56 = 101,207,783.84/x - Step 3: Cross multiply
308,523,486.56x = 462,459,862.56 × 101,207,783.84 - Step 4: Simplify right side
308,523,486.56x = 46,804,537,804,648,592 - Step 5: Solve for x
x = 46,804,537,804,648,592/308,523,486.56 - Step 6: Final answer
x = 151,704,942.55
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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.