Finding the Fourth Proportional to 374,591,785,110.62, 516,937,046,031.86 and 203,313,751,911.48
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Solution
The fourth proportional to 374,591,785,110.62, 516,937,046,031.86 and 203,313,751,911.48 is: 280,573,185,286.85
Step by Step Solution
- Step 1: Write the proportion equation
374,591,785,110.62 : 516,937,046,031.86 = 203,313,751,911.48 : x - Step 2: Convert to fraction form
374,591,785,110.62/516,937,046,031.86 = 203,313,751,911.48/x - Step 3: Cross multiply
374,591,785,110.62x = 516,937,046,031.86 × 203,313,751,911.48 - Step 4: Simplify right side
374,591,785,110.62x = 105,100,410,330,774,899,785,728 - Step 5: Solve for x
x = 105,100,410,330,774,899,785,728/374,591,785,110.62 - Step 6: Final answer
x = 280,573,185,286.85
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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.