Finding the Fourth Proportional to 329,160,749.74, 454,246,229.51 and 180,481,494.07
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Solution
The fourth proportional to 329,160,749.74, 454,246,229.51 and 180,481,494.07 is: 249,066,871.56
Step by Step Solution
- Step 1: Write the proportion equation
329,160,749.74 : 454,246,229.51 = 180,481,494.07 : x - Step 2: Convert to fraction form
329,160,749.74/454,246,229.51 = 180,481,494.07/x - Step 3: Cross multiply
329,160,749.74x = 454,246,229.51 × 180,481,494.07 - Step 4: Simplify right side
329,160,749.74x = 81,983,038,177,628,912 - Step 5: Solve for x
x = 81,983,038,177,628,912/329,160,749.74 - Step 6: Final answer
x = 249,066,871.56
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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.