Finding the Fourth Proportional to 1,526,443,886.09, 2,106,543,655.87 and 848,289,418.79
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Solution
The fourth proportional to 1,526,443,886.09, 2,106,543,655.87 and 848,289,418.79 is: 1,170,667,791.83
Step by Step Solution
- Step 1: Write the proportion equation
1,526,443,886.09 : 2,106,543,655.87 = 848,289,418.79 : x - Step 2: Convert to fraction form
1,526,443,886.09/2,106,543,655.87 = 848,289,418.79/x - Step 3: Cross multiply
1,526,443,886.09x = 2,106,543,655.87 × 848,289,418.79 - Step 4: Simplify right side
1,526,443,886.09x = 1,786,958,693,481,070,592 - Step 5: Solve for x
x = 1,786,958,693,481,070,592/1,526,443,886.09 - Step 6: Final answer
x = 1,170,667,791.83
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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.