Finding the Fourth Proportional to 149,746,083.13, 206,660,288.18 and 82,763,600.29
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Solution
The fourth proportional to 149,746,083.13, 206,660,288.18 and 82,763,600.29 is: 114,219,678.60
Step by Step Solution
- Step 1: Write the proportion equation
149,746,083.13 : 206,660,288.18 = 82,763,600.29 : x - Step 2: Convert to fraction form
149,746,083.13/206,660,288.18 = 82,763,600.29/x - Step 3: Cross multiply
149,746,083.13x = 206,660,288.18 × 82,763,600.29 - Step 4: Simplify right side
149,746,083.13x = 17,103,949,486,745,734 - Step 5: Solve for x
x = 17,103,949,486,745,734/149,746,083.13 - Step 6: Final answer
x = 114,219,678.60
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.