Finding the Fourth Proportional to 233,247,261.18, 349,872,199.70 and 77,800,642.42
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Solution
The fourth proportional to 233,247,261.18, 349,872,199.70 and 77,800,642.42 is: 116,701,399.90
Step by Step Solution
- Step 1: Write the proportion equation
233,247,261.18 : 349,872,199.70 = 77,800,642.42 : x - Step 2: Convert to fraction form
233,247,261.18/349,872,199.70 = 77,800,642.42/x - Step 3: Cross multiply
233,247,261.18x = 349,872,199.70 × 77,800,642.42 - Step 4: Simplify right side
233,247,261.18x = 27,220,281,901,558,532 - Step 5: Solve for x
x = 27,220,281,901,558,532/233,247,261.18 - Step 6: Final answer
x = 116,701,399.90
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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.