Finding the Fourth Proportional to 176,611,728.97, 243,719,884.49 and 97,226,145.24
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Solution
The fourth proportional to 176,611,728.97, 243,719,884.49 and 97,226,145.24 is: 134,169,712.43
Step by Step Solution
- Step 1: Write the proportion equation
176,611,728.97 : 243,719,884.49 = 97,226,145.24 : x - Step 2: Convert to fraction form
176,611,728.97/243,719,884.49 = 97,226,145.24/x - Step 3: Cross multiply
176,611,728.97x = 243,719,884.49 × 97,226,145.24 - Step 4: Simplify right side
176,611,728.97x = 23,695,944,887,300,764 - Step 5: Solve for x
x = 23,695,944,887,300,764/176,611,728.97 - Step 6: Final answer
x = 134,169,712.43
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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.