Finding the Fourth Proportional to 4,146,203,462.68, 5,691,304,089.45 and 3,665,780,798.68
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Solution
The fourth proportional to 4,146,203,462.68, 5,691,304,089.45 and 3,665,780,798.68 is: 5,031,849,844.89
Step by Step Solution
- Step 1: Write the proportion equation
4,146,203,462.68 : 5,691,304,089.45 = 3,665,780,798.68 : x - Step 2: Convert to fraction form
4,146,203,462.68/5,691,304,089.45 = 3,665,780,798.68/x - Step 3: Cross multiply
4,146,203,462.68x = 5,691,304,089.45 × 3,665,780,798.68 - Step 4: Simplify right side
4,146,203,462.68x = 20,863,073,250,526,314,496 - Step 5: Solve for x
x = 20,863,073,250,526,314,496/4,146,203,462.68 - Step 6: Final answer
x = 5,031,849,844.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.