Finding the Fourth Proportional to 193,125,887.81, 266,520,733.58 and 110,635,615.79
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Solution
The fourth proportional to 193,125,887.81, 266,520,733.58 and 110,635,615.79 is: 152,681,164.67
Step by Step Solution
- Step 1: Write the proportion equation
193,125,887.81 : 266,520,733.58 = 110,635,615.79 : x - Step 2: Convert to fraction form
193,125,887.81/266,520,733.58 = 110,635,615.79/x - Step 3: Cross multiply
193,125,887.81x = 266,520,733.58 × 110,635,615.79 - Step 4: Simplify right side
193,125,887.81x = 29,486,685,478,540,048 - Step 5: Solve for x
x = 29,486,685,478,540,048/193,125,887.81 - Step 6: Final answer
x = 152,681,164.67
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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.