Finding the Fourth Proportional to 1,876,434,664.92, 2,589,472,731.41 and 1,029,676,154.67
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Solution
The fourth proportional to 1,876,434,664.92, 2,589,472,731.41 and 1,029,676,154.67 is: 1,420,949,193.99
Step by Step Solution
- Step 1: Write the proportion equation
1,876,434,664.92 : 2,589,472,731.41 = 1,029,676,154.67 : x - Step 2: Convert to fraction form
1,876,434,664.92/2,589,472,731.41 = 1,029,676,154.67/x - Step 3: Cross multiply
1,876,434,664.92x = 2,589,472,731.41 × 1,029,676,154.67 - Step 4: Simplify right side
1,876,434,664.92x = 2,666,318,324,695,922,176 - Step 5: Solve for x
x = 2,666,318,324,695,922,176/1,876,434,664.92 - Step 6: Final answer
x = 1,420,949,193.99
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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.