Finding the Fourth Proportional to 5,414,161,567.36, 8,115,510,488.94 and 1,821,168,210
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Solution
The fourth proportional to 5,414,161,567.36, 8,115,510,488.94 and 1,821,168,210 is: 2,729,824,281.47
Step by Step Solution
- Step 1: Write the proportion equation
5,414,161,567.36 : 8,115,510,488.94 = 1,821,168,210 : x - Step 2: Convert to fraction form
5,414,161,567.36/8,115,510,488.94 = 1,821,168,210/x - Step 3: Cross multiply
5,414,161,567.36x = 8,115,510,488.94 × 1,821,168,210 - Step 4: Simplify right side
5,414,161,567.36x = 14,779,709,710,379,083,776 - Step 5: Solve for x
x = 14,779,709,710,379,083,776/5,414,161,567.36 - Step 6: Final answer
x = 2,729,824,281.47
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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.