Finding the Fourth Proportional to 98,324,201.80, 147,486,302.70 and 61,973,637.40
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Solution
The fourth proportional to 98,324,201.80, 147,486,302.70 and 61,973,637.40 is: 92,960,456.10
Step by Step Solution
- Step 1: Write the proportion equation
98,324,201.80 : 147,486,302.70 = 61,973,637.40 : x - Step 2: Convert to fraction form
98,324,201.80/147,486,302.70 = 61,973,637.40/x - Step 3: Cross multiply
98,324,201.80x = 147,486,302.70 × 61,973,637.40 - Step 4: Simplify right side
98,324,201.80x = 9,140,262,644,996,440 - Step 5: Solve for x
x = 9,140,262,644,996,440/98,324,201.80 - Step 6: Final answer
x = 92,960,456.10
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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.