Finding the Fourth Proportional to 536,562,644.31, 804,842,961.93 and 168,125,802.12
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Solution
The fourth proportional to 536,562,644.31, 804,842,961.93 and 168,125,802.12 is: 252,188,388.42
Step by Step Solution
- Step 1: Write the proportion equation
536,562,644.31 : 804,842,961.93 = 168,125,802.12 : x - Step 2: Convert to fraction form
536,562,644.31/804,842,961.93 = 168,125,802.12/x - Step 3: Cross multiply
536,562,644.31x = 804,842,961.93 × 168,125,802.12 - Step 4: Simplify right side
536,562,644.31x = 135,314,868,555,117,872 - Step 5: Solve for x
x = 135,314,868,555,117,872/536,562,644.31 - Step 6: Final answer
x = 252,188,388.42
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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.