Finding the Fourth Proportional to 629,857,523.70, 943,085,674.35 and 629,857,523.70
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Solution
The fourth proportional to 629,857,523.70, 943,085,674.35 and 629,857,523.70 is: 943,085,674.35
Step by Step Solution
- Step 1: Write the proportion equation
629,857,523.70 : 943,085,674.35 = 629,857,523.70 : x - Step 2: Convert to fraction form
629,857,523.70/943,085,674.35 = 629,857,523.70/x - Step 3: Cross multiply
629,857,523.70x = 943,085,674.35 × 629,857,523.70 - Step 4: Simplify right side
629,857,523.70x = 594,009,607,483,035,648 - Step 5: Solve for x
x = 594,009,607,483,035,648/629,857,523.70 - Step 6: Final answer
x = 943,085,674.35
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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.