Finding the Fourth Proportional to 153,178,266.24, 211,357,097.02 and 91,304,362.08
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Solution
The fourth proportional to 153,178,266.24, 211,357,097.02 and 91,304,362.08 is: 125,982,787.17
Step by Step Solution
- Step 1: Write the proportion equation
153,178,266.24 : 211,357,097.02 = 91,304,362.08 : x - Step 2: Convert to fraction form
153,178,266.24/211,357,097.02 = 91,304,362.08/x - Step 3: Cross multiply
153,178,266.24x = 211,357,097.02 × 91,304,362.08 - Step 4: Simplify right side
153,178,266.24x = 19,297,824,914,491,768 - Step 5: Solve for x
x = 19,297,824,914,491,768/153,178,266.24 - Step 6: Final answer
x = 125,982,787.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.