Finding the Fourth Proportional to 64,809,619.20, 97,251,753.60 and 24,449,068.80
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Solution
The fourth proportional to 64,809,619.20, 97,251,753.60 and 24,449,068.80 is: 36,687,683.77
Step by Step Solution
- Step 1: Write the proportion equation
64,809,619.20 : 97,251,753.60 = 24,449,068.80 : x - Step 2: Convert to fraction form
64,809,619.20/97,251,753.60 = 24,449,068.80/x - Step 3: Cross multiply
64,809,619.20x = 97,251,753.60 × 24,449,068.80 - Step 4: Simplify right side
64,809,619.20x = 2,377,714,814,687,047.50 - Step 5: Solve for x
x = 2,377,714,814,687,047.50/64,809,619.20 - Step 6: Final answer
x = 36,687,683.77
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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.