Finding the Fourth Proportional to 180,576,412.73, 249,201,583.56 and 172,302,110.04
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Solution
The fourth proportional to 180,576,412.73, 249,201,583.56 and 172,302,110.04 is: 237,782,764.79
Step by Step Solution
- Step 1: Write the proportion equation
180,576,412.73 : 249,201,583.56 = 172,302,110.04 : x - Step 2: Convert to fraction form
180,576,412.73/249,201,583.56 = 172,302,110.04/x - Step 3: Cross multiply
180,576,412.73x = 249,201,583.56 × 172,302,110.04 - Step 4: Simplify right side
180,576,412.73x = 42,937,958,673,631,880 - Step 5: Solve for x
x = 42,937,958,673,631,880/180,576,412.73 - Step 6: Final answer
x = 237,782,764.79
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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.