Finding the Fourth Proportional to 1,772,731,827.12, 2,659,151,912.67 and 608,183,982.84
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Solution
The fourth proportional to 1,772,731,827.12, 2,659,151,912.67 and 608,183,982.84 is: 912,294,559.44
Step by Step Solution
- Step 1: Write the proportion equation
1,772,731,827.12 : 2,659,151,912.67 = 608,183,982.84 : x - Step 2: Convert to fraction form
1,772,731,827.12/2,659,151,912.67 = 608,183,982.84/x - Step 3: Cross multiply
1,772,731,827.12x = 2,659,151,912.67 × 608,183,982.84 - Step 4: Simplify right side
1,772,731,827.12x = 1,617,253,601,224,244,480 - Step 5: Solve for x
x = 1,617,253,601,224,244,480/1,772,731,827.12 - Step 6: Final answer
x = 912,294,559.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.