Finding the Fourth Proportional to 190,860,817.60, 286,375,207.20 and 88,572,203.20
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Solution
The fourth proportional to 190,860,817.60, 286,375,207.20 and 88,572,203.20 is: 132,897,277.52
Step by Step Solution
- Step 1: Write the proportion equation
190,860,817.60 : 286,375,207.20 = 88,572,203.20 : x - Step 2: Convert to fraction form
190,860,817.60/286,375,207.20 = 88,572,203.20/x - Step 3: Cross multiply
190,860,817.60x = 286,375,207.20 × 88,572,203.20 - Step 4: Simplify right side
190,860,817.60x = 25,364,883,043,560,504 - Step 5: Solve for x
x = 25,364,883,043,560,504/190,860,817.60 - Step 6: Final answer
x = 132,897,277.52
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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.