Finding the Fourth Proportional to 95,408,181.80, 143,112,272.70 and 65,175,093.80
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Solution
The fourth proportional to 95,408,181.80, 143,112,272.70 and 65,175,093.80 is: 97,762,640.70
Step by Step Solution
- Step 1: Write the proportion equation
95,408,181.80 : 143,112,272.70 = 65,175,093.80 : x - Step 2: Convert to fraction form
95,408,181.80/143,112,272.70 = 65,175,093.80/x - Step 3: Cross multiply
95,408,181.80x = 143,112,272.70 × 65,175,093.80 - Step 4: Simplify right side
95,408,181.80x = 9,327,355,797,153,678 - Step 5: Solve for x
x = 9,327,355,797,153,678/95,408,181.80 - Step 6: Final answer
x = 97,762,640.70
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1.5x scale
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.