Finding the Fourth Proportional to 104,784,549.80, 157,176,824.70 and 47,304,357.80
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Solution
The fourth proportional to 104,784,549.80, 157,176,824.70 and 47,304,357.80 is: 70,956,536.70
Step by Step Solution
- Step 1: Write the proportion equation
104,784,549.80 : 157,176,824.70 = 47,304,357.80 : x - Step 2: Convert to fraction form
104,784,549.80/157,176,824.70 = 47,304,357.80/x - Step 3: Cross multiply
104,784,549.80x = 157,176,824.70 × 47,304,357.80 - Step 4: Simplify right side
104,784,549.80x = 7,435,148,753,476,677 - Step 5: Solve for x
x = 7,435,148,753,476,677/104,784,549.80 - Step 6: Final answer
x = 70,956,536.70
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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.