Finding the Fourth Proportional to 236,652,550.80, 354,810,864.60 and 91,029,843.60
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Solution
The fourth proportional to 236,652,550.80, 354,810,864.60 and 91,029,843.60 is: 136,480,157.95
Step by Step Solution
- Step 1: Write the proportion equation
236,652,550.80 : 354,810,864.60 = 91,029,843.60 : x - Step 2: Convert to fraction form
236,652,550.80/354,810,864.60 = 91,029,843.60/x - Step 3: Cross multiply
236,652,550.80x = 354,810,864.60 × 91,029,843.60 - Step 4: Simplify right side
236,652,550.80x = 32,298,377,512,118,776 - Step 5: Solve for x
x = 32,298,377,512,118,776/236,652,550.80 - Step 6: Final answer
x = 136,480,157.95
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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.