Finding the Fourth Proportional to 173,252,852.44, 239,088,936.36 and 99,913,994.44
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Solution
The fourth proportional to 173,252,852.44, 239,088,936.36 and 99,913,994.44 is: 137,881,312.32
Step by Step Solution
- Step 1: Write the proportion equation
173,252,852.44 : 239,088,936.36 = 99,913,994.44 : x - Step 2: Convert to fraction form
173,252,852.44/239,088,936.36 = 99,913,994.44/x - Step 3: Cross multiply
173,252,852.44x = 239,088,936.36 × 99,913,994.44 - Step 4: Simplify right side
173,252,852.44x = 23,888,330,657,915,512 - Step 5: Solve for x
x = 23,888,330,657,915,512/173,252,852.44 - Step 6: Final answer
x = 137,881,312.32
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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.