Finding the Fourth Proportional to 414,899,903.09, 572,594,505.15 and 236,291,343.97
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Solution
The fourth proportional to 414,899,903.09, 572,594,505.15 and 236,291,343.97 is: 326,100,642.99
Step by Step Solution
- Step 1: Write the proportion equation
414,899,903.09 : 572,594,505.15 = 236,291,343.97 : x - Step 2: Convert to fraction form
414,899,903.09/572,594,505.15 = 236,291,343.97/x - Step 3: Cross multiply
414,899,903.09x = 572,594,505.15 × 236,291,343.97 - Step 4: Simplify right side
414,899,903.09x = 135,299,125,174,346,192 - Step 5: Solve for x
x = 135,299,125,174,346,192/414,899,903.09 - Step 6: Final answer
x = 326,100,642.99
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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.