Finding the Fourth Proportional to 136,086,735.80, 204,130,103.70 and 97,822,983.80
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Solution
The fourth proportional to 136,086,735.80, 204,130,103.70 and 97,822,983.80 is: 146,734,475.70
Step by Step Solution
- Step 1: Write the proportion equation
136,086,735.80 : 204,130,103.70 = 97,822,983.80 : x - Step 2: Convert to fraction form
136,086,735.80/204,130,103.70 = 97,822,983.80/x - Step 3: Cross multiply
136,086,735.80x = 204,130,103.70 × 97,822,983.80 - Step 4: Simplify right side
136,086,735.80x = 19,968,615,827,337,420 - Step 5: Solve for x
x = 19,968,615,827,337,420/136,086,735.80 - Step 6: Final answer
x = 146,734,475.70
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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.