Finding the Fourth Proportional to 234,304,321.36, 351,208,687.30 and 86,656,995.42
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Solution
The fourth proportional to 234,304,321.36, 351,208,687.30 and 86,656,995.42 is: 129,893,846.73
Step by Step Solution
- Step 1: Write the proportion equation
234,304,321.36 : 351,208,687.30 = 86,656,995.42 : x - Step 2: Convert to fraction form
234,304,321.36/351,208,687.30 = 86,656,995.42/x - Step 3: Cross multiply
234,304,321.36x = 351,208,687.30 × 86,656,995.42 - Step 4: Simplify right side
234,304,321.36x = 30,434,689,605,775,384 - Step 5: Solve for x
x = 30,434,689,605,775,384/234,304,321.36 - Step 6: Final answer
x = 129,893,846.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.