Finding the Fourth Proportional to 236,644,885.80, 354,967,328.70 and 134,608,213.80
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Solution
The fourth proportional to 236,644,885.80, 354,967,328.70 and 134,608,213.80 is: 201,912,320.70
Step by Step Solution
- Step 1: Write the proportion equation
236,644,885.80 : 354,967,328.70 = 134,608,213.80 : x - Step 2: Convert to fraction form
236,644,885.80/354,967,328.70 = 134,608,213.80/x - Step 3: Cross multiply
236,644,885.80x = 354,967,328.70 × 134,608,213.80 - Step 4: Simplify right side
236,644,885.80x = 47,781,518,073,664,480 - Step 5: Solve for x
x = 47,781,518,073,664,480/236,644,885.80 - Step 6: Final answer
x = 201,912,320.70
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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.