Finding the Fourth Proportional to 4,095,572,331.16, 5,651,849,579.70 and 2,215,936,372.96
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Solution
The fourth proportional to 4,095,572,331.16, 5,651,849,579.70 and 2,215,936,372.96 is: 3,057,970,424.03
Step by Step Solution
- Step 1: Write the proportion equation
4,095,572,331.16 : 5,651,849,579.70 = 2,215,936,372.96 : x - Step 2: Convert to fraction form
4,095,572,331.16/5,651,849,579.70 = 2,215,936,372.96/x - Step 3: Cross multiply
4,095,572,331.16x = 5,651,849,579.70 × 2,215,936,372.96 - Step 4: Simplify right side
4,095,572,331.16x = 12,524,139,058,155,917,312 - Step 5: Solve for x
x = 12,524,139,058,155,917,312/4,095,572,331.16 - Step 6: Final answer
x = 3,057,970,424.03
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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.