Finding the Fourth Proportional to 2,742,826,998.92, 3,785,036,877.02 and 1,613,869,885.99
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Solution
The fourth proportional to 2,742,826,998.92, 3,785,036,877.02 and 1,613,869,885.99 is: 2,227,102,560.82
Step by Step Solution
- Step 1: Write the proportion equation
2,742,826,998.92 : 3,785,036,877.02 = 1,613,869,885.99 : x - Step 2: Convert to fraction form
2,742,826,998.92/3,785,036,877.02 = 1,613,869,885.99/x - Step 3: Cross multiply
2,742,826,998.92x = 3,785,036,877.02 × 1,613,869,885.99 - Step 4: Simplify right side
2,742,826,998.92x = 6,108,557,033,171,972,096 - Step 5: Solve for x
x = 6,108,557,033,171,972,096/2,742,826,998.92 - Step 6: Final answer
x = 2,227,102,560.82
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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.