Finding the Fourth Proportional to 73,517,814.30, 110,276,721.45 and 63,314,147.10
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Solution
The fourth proportional to 73,517,814.30, 110,276,721.45 and 63,314,147.10 is: 94,971,220.65
Step by Step Solution
- Step 1: Write the proportion equation
73,517,814.30 : 110,276,721.45 = 63,314,147.10 : x - Step 2: Convert to fraction form
73,517,814.30/110,276,721.45 = 63,314,147.10/x - Step 3: Cross multiply
73,517,814.30x = 110,276,721.45 × 63,314,147.10 - Step 4: Simplify right side
73,517,814.30x = 6,982,076,563,591,026 - Step 5: Solve for x
x = 6,982,076,563,591,026/73,517,814.30 - Step 6: Final answer
x = 94,971,220.65
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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.