Finding the Fourth Proportional to 134,428,864.70, 201,643,297.05 and 66,304,192.70
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Solution
The fourth proportional to 134,428,864.70, 201,643,297.05 and 66,304,192.70 is: 99,456,289.05
Step by Step Solution
- Step 1: Write the proportion equation
134,428,864.70 : 201,643,297.05 = 66,304,192.70 : x - Step 2: Convert to fraction form
134,428,864.70/201,643,297.05 = 66,304,192.70/x - Step 3: Cross multiply
134,428,864.70x = 201,643,297.05 × 66,304,192.70 - Step 4: Simplify right side
134,428,864.70x = 13,369,796,024,266,542 - Step 5: Solve for x
x = 13,369,796,024,266,542/134,428,864.70 - Step 6: Final answer
x = 99,456,289.05
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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.