Finding the Fourth Proportional to 146,408,093.20, 219,549,154.20 and 73,596,739.60
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Solution
The fourth proportional to 146,408,093.20, 219,549,154.20 and 73,596,739.60 is: 110,363,447.66
Step by Step Solution
- Step 1: Write the proportion equation
146,408,093.20 : 219,549,154.20 = 73,596,739.60 : x - Step 2: Convert to fraction form
146,408,093.20/219,549,154.20 = 73,596,739.60/x - Step 3: Cross multiply
146,408,093.20x = 219,549,154.20 × 73,596,739.60 - Step 4: Simplify right side
146,408,093.20x = 16,158,101,931,057,644 - Step 5: Solve for x
x = 16,158,101,931,057,644/146,408,093.20 - Step 6: Final answer
x = 110,363,447.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.