Finding the Fourth Proportional to 122,900,999.40, 184,378,953.12 and 46,224,691.92
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Solution
The fourth proportional to 122,900,999.40, 184,378,953.12 and 46,224,691.92 is: 69,347,363.70
Step by Step Solution
- Step 1: Write the proportion equation
122,900,999.40 : 184,378,953.12 = 46,224,691.92 : x - Step 2: Convert to fraction form
122,900,999.40/184,378,953.12 = 46,224,691.92/x - Step 3: Cross multiply
122,900,999.40x = 184,378,953.12 × 46,224,691.92 - Step 4: Simplify right side
122,900,999.40x = 8,522,860,304,504,123 - Step 5: Solve for x
x = 8,522,860,304,504,123/122,900,999.40 - Step 6: Final answer
x = 69,347,363.70
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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.