Finding the Fourth Proportional to 629,857,277.70, 943,085,305.35 and 629,857,277.70
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Solution
The fourth proportional to 629,857,277.70, 943,085,305.35 and 629,857,277.70 is: 943,085,305.35
Step by Step Solution
- Step 1: Write the proportion equation
629,857,277.70 : 943,085,305.35 = 629,857,277.70 : x - Step 2: Convert to fraction form
629,857,277.70/943,085,305.35 = 629,857,277.70/x - Step 3: Cross multiply
629,857,277.70x = 943,085,305.35 × 629,857,277.70 - Step 4: Simplify right side
629,857,277.70x = 594,009,143,066,624,256 - Step 5: Solve for x
x = 594,009,143,066,624,256/629,857,277.70 - Step 6: Final answer
x = 943,085,305.35
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1.5x scale
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.