Finding the Fourth Proportional to 1,703,404,873.81, 2,556,007,529.99 and 1,208,613,057.79
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Solution
The fourth proportional to 1,703,404,873.81, 2,556,007,529.99 and 1,208,613,057.79 is: 1,813,558,317.26
Step by Step Solution
- Step 1: Write the proportion equation
1,703,404,873.81 : 2,556,007,529.99 = 1,208,613,057.79 : x - Step 2: Convert to fraction form
1,703,404,873.81/2,556,007,529.99 = 1,208,613,057.79/x - Step 3: Cross multiply
1,703,404,873.81x = 2,556,007,529.99 × 1,208,613,057.79 - Step 4: Simplify right side
1,703,404,873.81x = 3,089,224,076,555,478,528 - Step 5: Solve for x
x = 3,089,224,076,555,478,528/1,703,404,873.81 - Step 6: Final answer
x = 1,813,558,317.26
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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.