Finding the Fourth Proportional to 4,753,728,744.90, 7,130,593,117.35 and 2,300,313,653.70
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Solution
The fourth proportional to 4,753,728,744.90, 7,130,593,117.35 and 2,300,313,653.70 is: 3,450,470,480.55
Step by Step Solution
- Step 1: Write the proportion equation
4,753,728,744.90 : 7,130,593,117.35 = 2,300,313,653.70 : x - Step 2: Convert to fraction form
4,753,728,744.90/7,130,593,117.35 = 2,300,313,653.70/x - Step 3: Cross multiply
4,753,728,744.90x = 7,130,593,117.35 × 2,300,313,653.70 - Step 4: Simplify right side
4,753,728,744.90x = 16,402,600,706,819,450,880 - Step 5: Solve for x
x = 16,402,600,706,819,450,880/4,753,728,744.90 - Step 6: Final answer
x = 3,450,470,480.55
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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.