Finding the Fourth Proportional to 517,093,985.36, 775,583,681.99 and 185,087,735.17
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Solution
The fourth proportional to 517,093,985.36, 775,583,681.99 and 185,087,735.17 is: 277,611,094.30
Step by Step Solution
- Step 1: Write the proportion equation
517,093,985.36 : 775,583,681.99 = 185,087,735.17 : x - Step 2: Convert to fraction form
517,093,985.36/775,583,681.99 = 185,087,735.17/x - Step 3: Cross multiply
517,093,985.36x = 775,583,681.99 × 185,087,735.17 - Step 4: Simplify right side
517,093,985.36x = 143,551,027,131,474,208 - Step 5: Solve for x
x = 143,551,027,131,474,208/517,093,985.36 - Step 6: Final answer
x = 277,611,094.30
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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.