Finding the Fourth Proportional to 119,122,703.37, 178,135,497.14 and 113,311,392.39
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Solution
The fourth proportional to 119,122,703.37, 178,135,497.14 and 113,311,392.39 is: 169,445,291.65
Step by Step Solution
- Step 1: Write the proportion equation
119,122,703.37 : 178,135,497.14 = 113,311,392.39 : x - Step 2: Convert to fraction form
119,122,703.37/178,135,497.14 = 113,311,392.39/x - Step 3: Cross multiply
119,122,703.37x = 178,135,497.14 × 113,311,392.39 - Step 4: Simplify right side
119,122,703.37x = 20,184,781,214,451,704 - Step 5: Solve for x
x = 20,184,781,214,451,704/119,122,703.37 - Step 6: Final answer
x = 169,445,291.65
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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.