Finding the Fourth Proportional to 3,042,700,058.93, 4,198,916,713.37 and 1,686,420,447.91
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Solution
The fourth proportional to 3,042,700,058.93, 4,198,916,713.37 and 1,686,420,447.91 is: 2,327,255,025.92
Step by Step Solution
- Step 1: Write the proportion equation
3,042,700,058.93 : 4,198,916,713.37 = 1,686,420,447.91 : x - Step 2: Convert to fraction form
3,042,700,058.93/4,198,916,713.37 = 1,686,420,447.91/x - Step 3: Cross multiply
3,042,700,058.93x = 4,198,916,713.37 × 1,686,420,447.91 - Step 4: Simplify right side
3,042,700,058.93x = 7,081,139,004,498,221,056 - Step 5: Solve for x
x = 7,081,139,004,498,221,056/3,042,700,058.93 - Step 6: Final answer
x = 2,327,255,025.92
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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.