Finding the Fourth Proportional to 3,180,593,512.56, 4,389,696,230.79 and 2,416,380,025.97
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Solution
The fourth proportional to 3,180,593,512.56, 4,389,696,230.79 and 2,416,380,025.97 is: 3,334,966,964.58
Step by Step Solution
- Step 1: Write the proportion equation
3,180,593,512.56 : 4,389,696,230.79 = 2,416,380,025.97 : x - Step 2: Convert to fraction form
3,180,593,512.56/4,389,696,230.79 = 2,416,380,025.97/x - Step 3: Cross multiply
3,180,593,512.56x = 4,389,696,230.79 × 2,416,380,025.97 - Step 4: Simplify right side
3,180,593,512.56x = 10,607,174,292,134,803,456 - Step 5: Solve for x
x = 10,607,174,292,134,803,456/3,180,593,512.56 - Step 6: Final answer
x = 3,334,966,964.58
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1.5x scale
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.