Finding the Fourth Proportional to 9,478,878,800.37, 14,219,257,079.66 and 3,504,571,424.79
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Solution
The fourth proportional to 9,478,878,800.37, 14,219,257,079.66 and 3,504,571,424.79 is: 5,257,204,263.56
Step by Step Solution
- Step 1: Write the proportion equation
9,478,878,800.37 : 14,219,257,079.66 = 3,504,571,424.79 : x - Step 2: Convert to fraction form
9,478,878,800.37/14,219,257,079.66 = 3,504,571,424.79/x - Step 3: Cross multiply
9,478,878,800.37x = 14,219,257,079.66 × 3,504,571,424.79 - Step 4: Simplify right side
9,478,878,800.37x = 49,832,402,043,101,822,976 - Step 5: Solve for x
x = 49,832,402,043,101,822,976/9,478,878,800.37 - Step 6: Final answer
x = 5,257,204,263.56
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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.