Finding the Fourth Proportional to 121,309,808.70, 182,014,479.45 and 44,669,552.70
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Solution
The fourth proportional to 121,309,808.70, 182,014,479.45 and 44,669,552.70 is: 67,022,654.38
Step by Step Solution
- Step 1: Write the proportion equation
121,309,808.70 : 182,014,479.45 = 44,669,552.70 : x - Step 2: Convert to fraction form
121,309,808.70/182,014,479.45 = 44,669,552.70/x - Step 3: Cross multiply
121,309,808.70x = 182,014,479.45 × 44,669,552.70 - Step 4: Simplify right side
121,309,808.70x = 8,130,505,381,954,842 - Step 5: Solve for x
x = 8,130,505,381,954,842/121,309,808.70 - Step 6: Final answer
x = 67,022,654.38
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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.