Finding the Fourth Proportional to 342,853,313.03, 473,129,524.67 and 201,733,673.66
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Solution
The fourth proportional to 342,853,313.03, 473,129,524.67 and 201,733,673.66 is: 278,387,734.64
Step by Step Solution
- Step 1: Write the proportion equation
342,853,313.03 : 473,129,524.67 = 201,733,673.66 : x - Step 2: Convert to fraction form
342,853,313.03/473,129,524.67 = 201,733,673.66/x - Step 3: Cross multiply
342,853,313.03x = 473,129,524.67 × 201,733,673.66 - Step 4: Simplify right side
342,853,313.03x = 95,446,157,128,688,704 - Step 5: Solve for x
x = 95,446,157,128,688,704/342,853,313.03 - Step 6: Final answer
x = 278,387,734.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.