Finding the Fourth Proportional to 199,348,537.60, 299,078,793.60 and 97,115,910.40
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Solution
The fourth proportional to 199,348,537.60, 299,078,793.60 and 97,115,910.40 is: 145,701,140.68
Step by Step Solution
- Step 1: Write the proportion equation
199,348,537.60 : 299,078,793.60 = 97,115,910.40 : x - Step 2: Convert to fraction form
199,348,537.60/299,078,793.60 = 97,115,910.40/x - Step 3: Cross multiply
199,348,537.60x = 299,078,793.60 × 97,115,910.40 - Step 4: Simplify right side
199,348,537.60x = 29,045,309,321,797,696 - Step 5: Solve for x
x = 29,045,309,321,797,696/199,348,537.60 - Step 6: Final answer
x = 145,701,140.68
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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.