Finding the Fourth Proportional to 396,756,549.30, 594,569,634.84 and 292,304,313.93
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Solution
The fourth proportional to 396,756,549.30, 594,569,634.84 and 292,304,313.93 is: 438,040,076.47
Step by Step Solution
- Step 1: Write the proportion equation
396,756,549.30 : 594,569,634.84 = 292,304,313.93 : x - Step 2: Convert to fraction form
396,756,549.30/594,569,634.84 = 292,304,313.93/x - Step 3: Cross multiply
396,756,549.30x = 594,569,634.84 × 292,304,313.93 - Step 4: Simplify right side
396,756,549.30x = 173,795,269,195,516,832 - Step 5: Solve for x
x = 173,795,269,195,516,832/396,756,549.30 - Step 6: Final answer
x = 438,040,076.47
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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.