Finding the Fourth Proportional to 2,129,036,560.12, 3,193,667,623.86 and 656,187,982
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Solution
The fourth proportional to 2,129,036,560.12, 3,193,667,623.86 and 656,187,982 is: 984,316,733.93
Step by Step Solution
- Step 1: Write the proportion equation
2,129,036,560.12 : 3,193,667,623.86 = 656,187,982 : x - Step 2: Convert to fraction form
2,129,036,560.12/3,193,667,623.86 = 656,187,982/x - Step 3: Cross multiply
2,129,036,560.12x = 3,193,667,623.86 × 656,187,982 - Step 4: Simplify right side
2,129,036,560.12x = 2,095,646,313,279,428,608 - Step 5: Solve for x
x = 2,095,646,313,279,428,608/2,129,036,560.12 - Step 6: Final answer
x = 984,316,733.93
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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.