Finding the Fourth Proportional to 252,526,405.44, 348,449,076 and 153,355,579.20
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Solution
The fourth proportional to 252,526,405.44, 348,449,076 and 153,355,579.20 is: 211,608,008.99
Step by Step Solution
- Step 1: Write the proportion equation
252,526,405.44 : 348,449,076 = 153,355,579.20 : x - Step 2: Convert to fraction form
252,526,405.44/348,449,076 = 153,355,579.20/x - Step 3: Cross multiply
252,526,405.44x = 348,449,076 × 153,355,579.20 - Step 4: Simplify right side
252,526,405.44x = 53,436,609,871,684,816 - Step 5: Solve for x
x = 53,436,609,871,684,816/252,526,405.44 - Step 6: Final answer
x = 211,608,008.99
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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.