Finding the Fourth Proportional to 168,544,771.42, 252,817,157.13 and 47,376,223.42
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Solution
The fourth proportional to 168,544,771.42, 252,817,157.13 and 47,376,223.42 is: 71,064,335.13
Step by Step Solution
- Step 1: Write the proportion equation
168,544,771.42 : 252,817,157.13 = 47,376,223.42 : x - Step 2: Convert to fraction form
168,544,771.42/252,817,157.13 = 47,376,223.42/x - Step 3: Cross multiply
168,544,771.42x = 252,817,157.13 × 47,376,223.42 - Step 4: Simplify right side
168,544,771.42x = 11,977,522,120,600,126 - Step 5: Solve for x
x = 11,977,522,120,600,126/168,544,771.42 - Step 6: Final answer
x = 71,064,335.13
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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.