Finding the Fourth Proportional to 73,765,102.80, 110,553,175.80 and 56,640,892.80
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Solution
The fourth proportional to 73,765,102.80, 110,553,175.80 and 56,640,892.80 is: 84,888,793.50
Step by Step Solution
- Step 1: Write the proportion equation
73,765,102.80 : 110,553,175.80 = 56,640,892.80 : x - Step 2: Convert to fraction form
73,765,102.80/110,553,175.80 = 56,640,892.80/x - Step 3: Cross multiply
73,765,102.80x = 110,553,175.80 × 56,640,892.80 - Step 4: Simplify right side
73,765,102.80x = 6,261,830,579,187,354 - Step 5: Solve for x
x = 6,261,830,579,187,354/73,765,102.80 - Step 6: Final answer
x = 84,888,793.50
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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.