Finding the Fourth Proportional to 229,067,686.52, 316,110,750.18 and 124,643,958.68
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Solution
The fourth proportional to 229,067,686.52, 316,110,750.18 and 124,643,958.68 is: 172,007,217.09
Step by Step Solution
- Step 1: Write the proportion equation
229,067,686.52 : 316,110,750.18 = 124,643,958.68 : x - Step 2: Convert to fraction form
229,067,686.52/316,110,750.18 = 124,643,958.68/x - Step 3: Cross multiply
229,067,686.52x = 316,110,750.18 × 124,643,958.68 - Step 4: Simplify right side
229,067,686.52x = 39,401,295,283,739,728 - Step 5: Solve for x
x = 39,401,295,283,739,728/229,067,686.52 - Step 6: Final answer
x = 172,007,217.09
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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.