Finding the Fourth Proportional to 212,961,227, 293,886,493.74 and 115,176,083
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Solution
The fourth proportional to 212,961,227, 293,886,493.74 and 115,176,083 is: 158,942,994.80
Step by Step Solution
- Step 1: Write the proportion equation
212,961,227 : 293,886,493.74 = 115,176,083 : x - Step 2: Convert to fraction form
212,961,227/293,886,493.74 = 115,176,083/x - Step 3: Cross multiply
212,961,227x = 293,886,493.74 × 115,176,083 - Step 4: Simplify right side
212,961,227x = 33,848,695,195,577,220 - Step 5: Solve for x
x = 33,848,695,195,577,220/212,961,227 - Step 6: Final answer
x = 158,942,994.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.