Finding the Fourth Proportional to 163,616,201.10, 245,424,301.65 and 102,394,197.90
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Solution
The fourth proportional to 163,616,201.10, 245,424,301.65 and 102,394,197.90 is: 153,591,296.85
Step by Step Solution
- Step 1: Write the proportion equation
163,616,201.10 : 245,424,301.65 = 102,394,197.90 : x - Step 2: Convert to fraction form
163,616,201.10/245,424,301.65 = 102,394,197.90/x - Step 3: Cross multiply
163,616,201.10x = 245,424,301.65 × 102,394,197.90 - Step 4: Simplify right side
163,616,201.10x = 25,130,024,512,619,400 - Step 5: Solve for x
x = 25,130,024,512,619,400/163,616,201.10 - Step 6: Final answer
x = 153,591,296.85
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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.