Finding the Fourth Proportional to 186,719,462.44, 257,695,453.13 and 106,271,013.94
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Solution
The fourth proportional to 186,719,462.44, 257,695,453.13 and 106,271,013.94 is: 146,666,859.12
Step by Step Solution
- Step 1: Write the proportion equation
186,719,462.44 : 257,695,453.13 = 106,271,013.94 : x - Step 2: Convert to fraction form
186,719,462.44/257,695,453.13 = 106,271,013.94/x - Step 3: Cross multiply
186,719,462.44x = 257,695,453.13 × 106,271,013.94 - Step 4: Simplify right side
186,719,462.44x = 27,385,557,092,085,860 - Step 5: Solve for x
x = 27,385,557,092,085,860/186,719,462.44 - Step 6: Final answer
x = 146,666,859.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.