Finding the Fourth Proportional to 142,716,984.40, 200,206,886 and 142,716,984.40
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Solution
The fourth proportional to 142,716,984.40, 200,206,886 and 142,716,984.40 is: 200,206,886
Step by Step Solution
- Step 1: Write the proportion equation
142,716,984.40 : 200,206,886 = 142,716,984.40 : x - Step 2: Convert to fraction form
142,716,984.40/200,206,886 = 142,716,984.40/x - Step 3: Cross multiply
142,716,984.40x = 200,206,886 × 142,716,984.40 - Step 4: Simplify right side
142,716,984.40x = 28,572,923,026,034,580 - Step 5: Solve for x
x = 28,572,923,026,034,580/142,716,984.40 - Step 6: Final answer
x = 200,206,886
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.