Finding the Fourth Proportional to 185,830,688.09, 278,686,356.17 and 61,305,324.73
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Solution
The fourth proportional to 185,830,688.09, 278,686,356.17 and 61,305,324.73 is: 91,938,300.06
Step by Step Solution
- Step 1: Write the proportion equation
185,830,688.09 : 278,686,356.17 = 61,305,324.73 : x - Step 2: Convert to fraction form
185,830,688.09/278,686,356.17 = 61,305,324.73/x - Step 3: Cross multiply
185,830,688.09x = 278,686,356.17 × 61,305,324.73 - Step 4: Simplify right side
185,830,688.09x = 17,084,957,561,819,048 - Step 5: Solve for x
x = 17,084,957,561,819,048/185,830,688.09 - Step 6: Final answer
x = 91,938,300.06
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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.