Finding the Fourth Proportional to 48,390,518.07, 72,668,620.67 and 32,319,742.23
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Solution
The fourth proportional to 48,390,518.07, 72,668,620.67 and 32,319,742.23 is: 48,534,944.07
Step by Step Solution
- Step 1: Write the proportion equation
48,390,518.07 : 72,668,620.67 = 32,319,742.23 : x - Step 2: Convert to fraction form
48,390,518.07/72,668,620.67 = 32,319,742.23/x - Step 3: Cross multiply
48,390,518.07x = 72,668,620.67 × 32,319,742.23 - Step 4: Simplify right side
48,390,518.07x = 2,348,631,088,102,451.50 - Step 5: Solve for x
x = 2,348,631,088,102,451.50/48,390,518.07 - Step 6: Final answer
x = 48,534,944.07
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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.