Finding the Fourth Proportional to 206,879,821.24, 310,395,399.98 and 96,268,244.92
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Solution
The fourth proportional to 206,879,821.24, 310,395,399.98 and 96,268,244.92 is: 144,437,578.34
Step by Step Solution
- Step 1: Write the proportion equation
206,879,821.24 : 310,395,399.98 = 96,268,244.92 : x - Step 2: Convert to fraction form
206,879,821.24/310,395,399.98 = 96,268,244.92/x - Step 3: Cross multiply
206,879,821.24x = 310,395,399.98 × 96,268,244.92 - Step 4: Simplify right side
206,879,821.24x = 29,881,220,387,316,004 - Step 5: Solve for x
x = 29,881,220,387,316,004/206,879,821.24 - Step 6: Final answer
x = 144,437,578.34
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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.