Finding the Fourth Proportional to 608,360,674.27, 839,537,953.66 and 329,902,123.99
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Solution
The fourth proportional to 608,360,674.27, 839,537,953.66 and 329,902,123.99 is: 455,265,052.12
Step by Step Solution
- Step 1: Write the proportion equation
608,360,674.27 : 839,537,953.66 = 329,902,123.99 : x - Step 2: Convert to fraction form
608,360,674.27/839,537,953.66 = 329,902,123.99/x - Step 3: Cross multiply
608,360,674.27x = 839,537,953.66 × 329,902,123.99 - Step 4: Simplify right side
608,360,674.27x = 276,965,354,078,454,496 - Step 5: Solve for x
x = 276,965,354,078,454,496/608,360,674.27 - Step 6: Final answer
x = 455,265,052.12
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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.