Finding the Fourth Proportional to 94,184,242.84, 129,945,043.58 and 54,997,751.80
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Solution
The fourth proportional to 94,184,242.84, 129,945,043.58 and 54,997,751.80 is: 75,879,839.76
Step by Step Solution
- Step 1: Write the proportion equation
94,184,242.84 : 129,945,043.58 = 54,997,751.80 : x - Step 2: Convert to fraction form
94,184,242.84/129,945,043.58 = 54,997,751.80/x - Step 3: Cross multiply
94,184,242.84x = 129,945,043.58 × 54,997,751.80 - Step 4: Simplify right side
94,184,242.84x = 7,146,685,254,649,554 - Step 5: Solve for x
x = 7,146,685,254,649,554/94,184,242.84 - Step 6: Final answer
x = 75,879,839.76
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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.