Finding the Fourth Proportional to 396,756,555.30, 594,569,643.84 and 292,304,319.94
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Solution
The fourth proportional to 396,756,555.30, 594,569,643.84 and 292,304,319.94 is: 438,040,085.48
Step by Step Solution
- Step 1: Write the proportion equation
396,756,555.30 : 594,569,643.84 = 292,304,319.94 : x - Step 2: Convert to fraction form
396,756,555.30/594,569,643.84 = 292,304,319.94/x - Step 3: Cross multiply
396,756,555.30x = 594,569,643.84 × 292,304,319.94 - Step 4: Simplify right side
396,756,555.30x = 173,795,275,399,619,232 - Step 5: Solve for x
x = 173,795,275,399,619,232/396,756,555.30 - Step 6: Final answer
x = 438,040,085.48
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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.