Finding the Fourth Proportional to 1,996,075,192.24, 2,754,686,956.62 and 1,149,428,180.80
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Solution
The fourth proportional to 1,996,075,192.24, 2,754,686,956.62 and 1,149,428,180.80 is: 1,586,270,311.62
Step by Step Solution
- Step 1: Write the proportion equation
1,996,075,192.24 : 2,754,686,956.62 = 1,149,428,180.80 : x - Step 2: Convert to fraction form
1,996,075,192.24/2,754,686,956.62 = 1,149,428,180.80/x - Step 3: Cross multiply
1,996,075,192.24x = 2,754,686,956.62 × 1,149,428,180.80 - Step 4: Simplify right side
1,996,075,192.24x = 3,166,314,817,221,214,720 - Step 5: Solve for x
x = 3,166,314,817,221,214,720/1,996,075,192.24 - Step 6: Final answer
x = 1,586,270,311.62
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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.