Finding the Fourth Proportional to 83,542,679.13, 125,313,846.36 and 47,134,541.97
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Solution
The fourth proportional to 83,542,679.13, 125,313,846.36 and 47,134,541.97 is: 70,701,715.72
Step by Step Solution
- Step 1: Write the proportion equation
83,542,679.13 : 125,313,846.36 = 47,134,541.97 : x - Step 2: Convert to fraction form
83,542,679.13/125,313,846.36 = 47,134,541.97/x - Step 3: Cross multiply
83,542,679.13x = 125,313,846.36 × 47,134,541.97 - Step 4: Simplify right side
83,542,679.13x = 5,906,610,750,677,552 - Step 5: Solve for x
x = 5,906,610,750,677,552/83,542,679.13 - Step 6: Final answer
x = 70,701,715.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.