Finding the Fourth Proportional to 588,711,169.14, 812,384,801.76 and 324,378,369.84
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Solution
The fourth proportional to 588,711,169.14, 812,384,801.76 and 324,378,369.84 is: 447,621,977.45
Step by Step Solution
- Step 1: Write the proportion equation
588,711,169.14 : 812,384,801.76 = 324,378,369.84 : x - Step 2: Convert to fraction form
588,711,169.14/812,384,801.76 = 324,378,369.84/x - Step 3: Cross multiply
588,711,169.14x = 812,384,801.76 × 324,378,369.84 - Step 4: Simplify right side
588,711,169.14x = 263,520,057,677,700,352 - Step 5: Solve for x
x = 263,520,057,677,700,352/588,711,169.14 - Step 6: Final answer
x = 447,621,977.45
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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.