Finding the Fourth Proportional to 1,822,087,352.64, 2,514,482,971.58 and 986,713,363.92
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Solution
The fourth proportional to 1,822,087,352.64, 2,514,482,971.58 and 986,713,363.92 is: 1,361,665,755.38
Step by Step Solution
- Step 1: Write the proportion equation
1,822,087,352.64 : 2,514,482,971.58 = 986,713,363.92 : x - Step 2: Convert to fraction form
1,822,087,352.64/2,514,482,971.58 = 986,713,363.92/x - Step 3: Cross multiply
1,822,087,352.64x = 2,514,482,971.58 × 986,713,363.92 - Step 4: Simplify right side
1,822,087,352.64x = 2,481,073,951,407,259,136 - Step 5: Solve for x
x = 2,481,073,951,407,259,136/1,822,087,352.64 - Step 6: Final answer
x = 1,361,665,755.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.