Finding the Fourth Proportional to 96,774,135.60, 145,203,193.80 and 48,905,079.60
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Solution
The fourth proportional to 96,774,135.60, 145,203,193.80 and 48,905,079.60 is: 73,378,839.37
Step by Step Solution
- Step 1: Write the proportion equation
96,774,135.60 : 145,203,193.80 = 48,905,079.60 : x - Step 2: Convert to fraction form
96,774,135.60/145,203,193.80 = 48,905,079.60/x - Step 3: Cross multiply
96,774,135.60x = 145,203,193.80 × 48,905,079.60 - Step 4: Simplify right side
96,774,135.60x = 7,101,173,750,963,227 - Step 5: Solve for x
x = 7,101,173,750,963,227/96,774,135.60 - Step 6: Final answer
x = 73,378,839.37
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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.