Finding the Fourth Proportional to 106,863,027.20, 147,471,261 and 57,970,455.20
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Solution
The fourth proportional to 106,863,027.20, 147,471,261 and 57,970,455.20 is: 79,999,381.95
Step by Step Solution
- Step 1: Write the proportion equation
106,863,027.20 : 147,471,261 = 57,970,455.20 : x - Step 2: Convert to fraction form
106,863,027.20/147,471,261 = 57,970,455.20/x - Step 3: Cross multiply
106,863,027.20x = 147,471,261 × 57,970,455.20 - Step 4: Simplify right side
106,863,027.20x = 8,548,976,129,088,008 - Step 5: Solve for x
x = 8,548,976,129,088,008/106,863,027.20 - Step 6: Final answer
x = 79,999,381.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.