Finding the Fourth Proportional to 558,415,086.60, 837,622,629.90 and 149,471,237.10
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Solution
The fourth proportional to 558,415,086.60, 837,622,629.90 and 149,471,237.10 is: 224,206,855.65
Step by Step Solution
- Step 1: Write the proportion equation
558,415,086.60 : 837,622,629.90 = 149,471,237.10 : x - Step 2: Convert to fraction form
558,415,086.60/837,622,629.90 = 149,471,237.10/x - Step 3: Cross multiply
558,415,086.60x = 837,622,629.90 × 149,471,237.10 - Step 4: Simplify right side
558,415,086.60x = 125,200,490,714,108,448 - Step 5: Solve for x
x = 125,200,490,714,108,448/558,415,086.60 - Step 6: Final answer
x = 224,206,855.65
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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.