Finding the Fourth Proportional to 198,427,401.28, 297,621,857.49 and 60,254,204.95
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Solution
The fourth proportional to 198,427,401.28, 297,621,857.49 and 60,254,204.95 is: 90,375,463.69
Step by Step Solution
- Step 1: Write the proportion equation
198,427,401.28 : 297,621,857.49 = 60,254,204.95 : x - Step 2: Convert to fraction form
198,427,401.28/297,621,857.49 = 60,254,204.95/x - Step 3: Cross multiply
198,427,401.28x = 297,621,857.49 × 60,254,204.95 - Step 4: Simplify right side
198,427,401.28x = 17,932,968,398,802,154 - Step 5: Solve for x
x = 17,932,968,398,802,154/198,427,401.28 - Step 6: Final answer
x = 90,375,463.69
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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.