Finding the Fourth Proportional to 6,665,843,873.43, 10,000,988,513.46 and 4,433,691,075.03
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Solution
The fourth proportional to 6,665,843,873.43, 10,000,988,513.46 and 4,433,691,075.03 is: 6,652,015,011.99
Step by Step Solution
- Step 1: Write the proportion equation
6,665,843,873.43 : 10,000,988,513.46 = 4,433,691,075.03 : x - Step 2: Convert to fraction form
6,665,843,873.43/10,000,988,513.46 = 4,433,691,075.03/x - Step 3: Cross multiply
6,665,843,873.43x = 10,000,988,513.46 × 4,433,691,075.03 - Step 4: Simplify right side
6,665,843,873.43x = 44,341,293,513,605,144,576 - Step 5: Solve for x
x = 44,341,293,513,605,144,576/6,665,843,873.43 - Step 6: Final answer
x = 6,652,015,011.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.