Finding the Fourth Proportional to 96,474,122.60, 133,145,787.30 and 55,234,262.12
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Solution
The fourth proportional to 96,474,122.60, 133,145,787.30 and 55,234,262.12 is: 76,229,864.73
Step by Step Solution
- Step 1: Write the proportion equation
96,474,122.60 : 133,145,787.30 = 55,234,262.12 : x - Step 2: Convert to fraction form
96,474,122.60/133,145,787.30 = 55,234,262.12/x - Step 3: Cross multiply
96,474,122.60x = 133,145,787.30 × 55,234,262.12 - Step 4: Simplify right side
96,474,122.60x = 7,354,209,315,901,967 - Step 5: Solve for x
x = 7,354,209,315,901,967/96,474,122.60 - Step 6: Final answer
x = 76,229,864.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.