Finding the Fourth Proportional to 2,783,329,297.08, 4,174,995,128.22 and 818,182,513.68
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Solution
The fourth proportional to 2,783,329,297.08, 4,174,995,128.22 and 818,182,513.68 is: 1,227,274,118.15
Step by Step Solution
- Step 1: Write the proportion equation
2,783,329,297.08 : 4,174,995,128.22 = 818,182,513.68 : x - Step 2: Convert to fraction form
2,783,329,297.08/4,174,995,128.22 = 818,182,513.68/x - Step 3: Cross multiply
2,783,329,297.08x = 4,174,995,128.22 × 818,182,513.68 - Step 4: Simplify right side
2,783,329,297.08x = 3,415,908,008,608,793,088 - Step 5: Solve for x
x = 3,415,908,008,608,793,088/2,783,329,297.08 - Step 6: Final answer
x = 1,227,274,118.15
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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.