Finding the Fourth Proportional to 74,950,230.27, 112,377,180.38 and 31,261,129.96
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Solution
The fourth proportional to 74,950,230.27, 112,377,180.38 and 31,261,129.96 is: 46,871,605.70
Step by Step Solution
- Step 1: Write the proportion equation
74,950,230.27 : 112,377,180.38 = 31,261,129.96 : x - Step 2: Convert to fraction form
74,950,230.27/112,377,180.38 = 31,261,129.96/x - Step 3: Cross multiply
74,950,230.27x = 112,377,180.38 × 31,261,129.96 - Step 4: Simplify right side
74,950,230.27x = 3,513,037,640,397,542 - Step 5: Solve for x
x = 3,513,037,640,397,542/74,950,230.27 - Step 6: Final answer
x = 46,871,605.70
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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.