Finding the Fourth Proportional to 54,576,135.90, 81,864,204.12 and 54,576,135.90
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Solution
The fourth proportional to 54,576,135.90, 81,864,204.12 and 54,576,135.90 is: 81,864,204.12
Step by Step Solution
- Step 1: Write the proportion equation
54,576,135.90 : 81,864,204.12 = 54,576,135.90 : x - Step 2: Convert to fraction form
54,576,135.90/81,864,204.12 = 54,576,135.90/x - Step 3: Cross multiply
54,576,135.90x = 81,864,204.12 × 54,576,135.90 - Step 4: Simplify right side
54,576,135.90x = 4,467,831,929,398,460 - Step 5: Solve for x
x = 4,467,831,929,398,460/54,576,135.90 - Step 6: Final answer
x = 81,864,204.12
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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.