Finding the Fourth Proportional to 126,340,852.68, 188,964,189.84 and 74,401,647.48
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Solution
The fourth proportional to 126,340,852.68, 188,964,189.84 and 74,401,647.48 is: 111,280,292.48
Step by Step Solution
- Step 1: Write the proportion equation
126,340,852.68 : 188,964,189.84 = 74,401,647.48 : x - Step 2: Convert to fraction form
126,340,852.68/188,964,189.84 = 74,401,647.48/x - Step 3: Cross multiply
126,340,852.68x = 188,964,189.84 × 74,401,647.48 - Step 4: Simplify right side
126,340,852.68x = 14,059,247,038,819,478 - Step 5: Solve for x
x = 14,059,247,038,819,478/126,340,852.68 - Step 6: Final answer
x = 111,280,292.48
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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.