Finding the Fourth Proportional to 1,463,305,120.68, 2,194,606,231.92 and 675,601,947.06
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Solution
The fourth proportional to 1,463,305,120.68, 2,194,606,231.92 and 675,601,947.06 is: 1,013,240,657.99
Step by Step Solution
- Step 1: Write the proportion equation
1,463,305,120.68 : 2,194,606,231.92 = 675,601,947.06 : x - Step 2: Convert to fraction form
1,463,305,120.68/2,194,606,231.92 = 675,601,947.06/x - Step 3: Cross multiply
1,463,305,120.68x = 2,194,606,231.92 × 675,601,947.06 - Step 4: Simplify right side
1,463,305,120.68x = 1,482,680,243,315,161,856 - Step 5: Solve for x
x = 1,482,680,243,315,161,856/1,463,305,120.68 - Step 6: Final answer
x = 1,013,240,657.99
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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.