Finding the Fourth Proportional to 270,111,356.08, 372,609,883.78 and 164,297,135.02
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Solution
The fourth proportional to 270,111,356.08, 372,609,883.78 and 164,297,135.02 is: 226,642,586.50
Step by Step Solution
- Step 1: Write the proportion equation
270,111,356.08 : 372,609,883.78 = 164,297,135.02 : x - Step 2: Convert to fraction form
270,111,356.08/372,609,883.78 = 164,297,135.02/x - Step 3: Cross multiply
270,111,356.08x = 372,609,883.78 × 164,297,135.02 - Step 4: Simplify right side
270,111,356.08x = 61,218,736,385,189,168 - Step 5: Solve for x
x = 61,218,736,385,189,168/270,111,356.08 - Step 6: Final answer
x = 226,642,586.50
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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.