Finding the Fourth Proportional to 141,983,541.81, 212,414,945.00 and 107,539,166.61
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Solution
The fourth proportional to 141,983,541.81, 212,414,945.00 and 107,539,166.61 is: 160,884,324.12
Step by Step Solution
- Step 1: Write the proportion equation
141,983,541.81 : 212,414,945.00 = 107,539,166.61 : x - Step 2: Convert to fraction form
141,983,541.81/212,414,945.00 = 107,539,166.61/x - Step 3: Cross multiply
141,983,541.81x = 212,414,945.00 × 107,539,166.61 - Step 4: Simplify right side
141,983,541.81x = 22,842,926,160,271,292 - Step 5: Solve for x
x = 22,842,926,160,271,292/141,983,541.81 - Step 6: Final answer
x = 160,884,324.12
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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.