Finding the Fourth Proportional to 405,471,000.40, 608,207,497.28 and 114,339,648.98
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Solution
The fourth proportional to 405,471,000.40, 608,207,497.28 and 114,339,648.98 is: 171,509,754.53
Step by Step Solution
- Step 1: Write the proportion equation
405,471,000.40 : 608,207,497.28 = 114,339,648.98 : x - Step 2: Convert to fraction form
405,471,000.40/608,207,497.28 = 114,339,648.98/x - Step 3: Cross multiply
405,471,000.40x = 608,207,497.28 × 114,339,648.98 - Step 4: Simplify right side
405,471,000.40x = 69,542,231,745,999,504 - Step 5: Solve for x
x = 69,542,231,745,999,504/405,471,000.40 - Step 6: Final answer
x = 171,509,754.53
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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.