Finding the Fourth Proportional to 122,664,782.70, 183,840,876.45 and 65,184,590.70
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Solution
The fourth proportional to 122,664,782.70, 183,840,876.45 and 65,184,590.70 is: 97,693,828.84
Step by Step Solution
- Step 1: Write the proportion equation
122,664,782.70 : 183,840,876.45 = 65,184,590.70 : x - Step 2: Convert to fraction form
122,664,782.70/183,840,876.45 = 65,184,590.70/x - Step 3: Cross multiply
122,664,782.70x = 183,840,876.45 × 65,184,590.70 - Step 4: Simplify right side
122,664,782.70x = 11,983,592,285,322,518 - Step 5: Solve for x
x = 11,983,592,285,322,518/122,664,782.70 - Step 6: Final answer
x = 97,693,828.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.