Finding the Fourth Proportional to 93,572,107.20, 140,367,540.60 and 32,153,176.80
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Solution
The fourth proportional to 93,572,107.20, 140,367,540.60 and 32,153,176.80 is: 48,232,988.28
Step by Step Solution
- Step 1: Write the proportion equation
93,572,107.20 : 140,367,540.60 = 32,153,176.80 : x - Step 2: Convert to fraction form
93,572,107.20/140,367,540.60 = 32,153,176.80/x - Step 3: Cross multiply
93,572,107.20x = 140,367,540.60 × 32,153,176.80 - Step 4: Simplify right side
93,572,107.20x = 4,513,262,349,892,978 - Step 5: Solve for x
x = 4,513,262,349,892,978/93,572,107.20 - Step 6: Final answer
x = 48,232,988.28
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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.