Finding the Fourth Proportional to 95,608,939.60, 143,625,985.80 and 91,995,140.80
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Solution
The fourth proportional to 95,608,939.60, 143,625,985.80 and 91,995,140.80 is: 138,197,252.70
Step by Step Solution
- Step 1: Write the proportion equation
95,608,939.60 : 143,625,985.80 = 91,995,140.80 : x - Step 2: Convert to fraction form
95,608,939.60/143,625,985.80 = 91,995,140.80/x - Step 3: Cross multiply
95,608,939.60x = 143,625,985.80 × 91,995,140.80 - Step 4: Simplify right side
95,608,939.60x = 13,212,892,786,209,802 - Step 5: Solve for x
x = 13,212,892,786,209,802/95,608,939.60 - Step 6: Final answer
x = 138,197,252.70
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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.