Finding the Fourth Proportional to 110,572,612.63, 152,645,447.93 and 68,770,152.48
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Solution
The fourth proportional to 110,572,612.63, 152,645,447.93 and 68,770,152.48 is: 94,937,168.25
Step by Step Solution
- Step 1: Write the proportion equation
110,572,612.63 : 152,645,447.93 = 68,770,152.48 : x - Step 2: Convert to fraction form
110,572,612.63/152,645,447.93 = 68,770,152.48/x - Step 3: Cross multiply
110,572,612.63x = 152,645,447.93 × 68,770,152.48 - Step 4: Simplify right side
110,572,612.63x = 10,497,450,729,524,002 - Step 5: Solve for x
x = 10,497,450,729,524,002/110,572,612.63 - Step 6: Final answer
x = 94,937,168.25
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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.