Finding the Fourth Proportional to 2,129,036,541.14, 3,193,667,595.30 and 656,187,962.96
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Solution
The fourth proportional to 2,129,036,541.14, 3,193,667,595.30 and 656,187,962.96 is: 984,316,705.35
Step by Step Solution
- Step 1: Write the proportion equation
2,129,036,541.14 : 3,193,667,595.30 = 656,187,962.96 : x - Step 2: Convert to fraction form
2,129,036,541.14/3,193,667,595.30 = 656,187,962.96/x - Step 3: Cross multiply
2,129,036,541.14x = 3,193,667,595.30 × 656,187,962.96 - Step 4: Simplify right side
2,129,036,541.14x = 2,095,646,233,741,614,848 - Step 5: Solve for x
x = 2,095,646,233,741,614,848/2,129,036,541.14 - Step 6: Final answer
x = 984,316,705.35
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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.