Finding the Fourth Proportional to 95,348,679.12, 143,024,330.86 and 27,191,378.16
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Solution
The fourth proportional to 95,348,679.12, 143,024,330.86 and 27,191,378.16 is: 40,787,441.45
Step by Step Solution
- Step 1: Write the proportion equation
95,348,679.12 : 143,024,330.86 = 27,191,378.16 : x - Step 2: Convert to fraction form
95,348,679.12/143,024,330.86 = 27,191,378.16/x - Step 3: Cross multiply
95,348,679.12x = 143,024,330.86 × 27,191,378.16 - Step 4: Simplify right side
95,348,679.12x = 3,889,028,666,495,218.50 - Step 5: Solve for x
x = 3,889,028,666,495,218.50/95,348,679.12 - Step 6: Final answer
x = 40,787,441.45
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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.