Finding the Fourth Proportional to 200,572,466.27, 300,551,869.68 and 107,212,718.05
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Solution
The fourth proportional to 200,572,466.27, 300,551,869.68 and 107,212,718.05 is: 160,655,066.28
Step by Step Solution
- Step 1: Write the proportion equation
200,572,466.27 : 300,551,869.68 = 107,212,718.05 : x - Step 2: Convert to fraction form
200,572,466.27/300,551,869.68 = 107,212,718.05/x - Step 3: Cross multiply
200,572,466.27x = 300,551,869.68 × 107,212,718.05 - Step 4: Simplify right side
200,572,466.27x = 32,222,982,862,248,756 - Step 5: Solve for x
x = 32,222,982,862,248,756/200,572,466.27 - Step 6: Final answer
x = 160,655,066.28
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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.