Finding the Fourth Proportional to 121,434,000.60, 182,088,015.30 and 44,717,539.80
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Solution
The fourth proportional to 121,434,000.60, 182,088,015.30 and 44,717,539.80 is: 67,053,115.53
Step by Step Solution
- Step 1: Write the proportion equation
121,434,000.60 : 182,088,015.30 = 44,717,539.80 : x - Step 2: Convert to fraction form
121,434,000.60/182,088,015.30 = 44,717,539.80/x - Step 3: Cross multiply
121,434,000.60x = 182,088,015.30 × 44,717,539.80 - Step 4: Simplify right side
121,434,000.60x = 8,142,528,071,280,759 - Step 5: Solve for x
x = 8,142,528,071,280,759/121,434,000.60 - Step 6: Final answer
x = 67,053,115.53
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1.5x scale
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.