Finding the Fourth Proportional to 306,765,333.68, 423,346,606.96 and 181,424,973.84
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Solution
The fourth proportional to 306,765,333.68, 423,346,606.96 and 181,424,973.84 is: 250,372,642.08
Step by Step Solution
- Step 1: Write the proportion equation
306,765,333.68 : 423,346,606.96 = 181,424,973.84 : x - Step 2: Convert to fraction form
306,765,333.68/423,346,606.96 = 181,424,973.84/x - Step 3: Cross multiply
306,765,333.68x = 423,346,606.96 × 181,424,973.84 - Step 4: Simplify right side
306,765,333.68x = 76,805,647,092,970,752 - Step 5: Solve for x
x = 76,805,647,092,970,752/306,765,333.68 - Step 6: Final answer
x = 250,372,642.08
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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.