Finding the Fourth Proportional to 112,868,550.06, 169,294,604.19 and 50,639,134.07
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Solution
The fourth proportional to 112,868,550.06, 169,294,604.19 and 50,639,134.07 is: 75,955,012.74
Step by Step Solution
- Step 1: Write the proportion equation
112,868,550.06 : 169,294,604.19 = 50,639,134.07 : x - Step 2: Convert to fraction form
112,868,550.06/169,294,604.19 = 50,639,134.07/x - Step 3: Cross multiply
112,868,550.06x = 169,294,604.19 × 50,639,134.07 - Step 4: Simplify right side
112,868,550.06x = 8,572,932,158,058,520 - Step 5: Solve for x
x = 8,572,932,158,058,520/112,868,550.06 - Step 6: Final answer
x = 75,955,012.74
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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.