Finding the Fourth Proportional to 1,471,802,009.58, 2,207,440,885.23 and 586,413,165.87
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Solution
The fourth proportional to 1,471,802,009.58, 2,207,440,885.23 and 586,413,165.87 is: 879,515,308.14
Step by Step Solution
- Step 1: Write the proportion equation
1,471,802,009.58 : 2,207,440,885.23 = 586,413,165.87 : x - Step 2: Convert to fraction form
1,471,802,009.58/2,207,440,885.23 = 586,413,165.87/x - Step 3: Cross multiply
1,471,802,009.58x = 2,207,440,885.23 × 586,413,165.87 - Step 4: Simplify right side
1,471,802,009.58x = 1,294,472,397,978,599,680 - Step 5: Solve for x
x = 1,294,472,397,978,599,680/1,471,802,009.58 - Step 6: Final answer
x = 879,515,308.14
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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.