Finding the Fourth Proportional to 209,575,699.80, 314,512,848.90 and 88,494,048.60
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Solution
The fourth proportional to 209,575,699.80, 314,512,848.90 and 88,494,048.60 is: 132,804,114.99
Step by Step Solution
- Step 1: Write the proportion equation
209,575,699.80 : 314,512,848.90 = 88,494,048.60 : x - Step 2: Convert to fraction form
209,575,699.80/314,512,848.90 = 88,494,048.60/x - Step 3: Cross multiply
209,575,699.80x = 314,512,848.90 × 88,494,048.60 - Step 4: Simplify right side
209,575,699.80x = 27,832,515,335,881,052 - Step 5: Solve for x
x = 27,832,515,335,881,052/209,575,699.80 - Step 6: Final answer
x = 132,804,114.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.