Finding the Fourth Proportional to 80,789,527.24, 121,363,652.21 and 50,106,781.11
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Solution
The fourth proportional to 80,789,527.24, 121,363,652.21 and 50,106,781.11 is: 75,271,414.05
Step by Step Solution
- Step 1: Write the proportion equation
80,789,527.24 : 121,363,652.21 = 50,106,781.11 : x - Step 2: Convert to fraction form
80,789,527.24/121,363,652.21 = 50,106,781.11/x - Step 3: Cross multiply
80,789,527.24x = 121,363,652.21 × 50,106,781.11 - Step 4: Simplify right side
80,789,527.24x = 6,081,141,955,996,637 - Step 5: Solve for x
x = 6,081,141,955,996,637/80,789,527.24 - Step 6: Final answer
x = 75,271,414.05
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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.