Finding the Fourth Proportional to 127,916,075.70, 191,818,126.35 and 51,213,611.70
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Solution
The fourth proportional to 127,916,075.70, 191,818,126.35 and 51,213,611.70 is: 76,798,002.02
Step by Step Solution
- Step 1: Write the proportion equation
127,916,075.70 : 191,818,126.35 = 51,213,611.70 : x - Step 2: Convert to fraction form
127,916,075.70/191,818,126.35 = 51,213,611.70/x - Step 3: Cross multiply
127,916,075.70x = 191,818,126.35 × 51,213,611.70 - Step 4: Simplify right side
127,916,075.70x = 9,823,699,039,910,438 - Step 5: Solve for x
x = 9,823,699,039,910,438/127,916,075.70 - Step 6: Final answer
x = 76,798,002.02
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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.