Finding the Fourth Proportional to 146,038,919.68, 201,526,051.44 and 79,946,755.84
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Solution
The fourth proportional to 146,038,919.68, 201,526,051.44 and 79,946,755.84 is: 110,322,330.96
Step by Step Solution
- Step 1: Write the proportion equation
146,038,919.68 : 201,526,051.44 = 79,946,755.84 : x - Step 2: Convert to fraction form
146,038,919.68/201,526,051.44 = 79,946,755.84/x - Step 3: Cross multiply
146,038,919.68x = 201,526,051.44 × 79,946,755.84 - Step 4: Simplify right side
146,038,919.68x = 16,111,354,029,872,960 - Step 5: Solve for x
x = 16,111,354,029,872,960/146,038,919.68 - Step 6: Final answer
x = 110,322,330.96
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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.