Finding the Fourth Proportional to 129,129,325.56, 193,694,196.06 and 39,289,476
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Solution
The fourth proportional to 129,129,325.56, 193,694,196.06 and 39,289,476 is: 58,934,277.20
Step by Step Solution
- Step 1: Write the proportion equation
129,129,325.56 : 193,694,196.06 = 39,289,476 : x - Step 2: Convert to fraction form
129,129,325.56/193,694,196.06 = 39,289,476/x - Step 3: Cross multiply
129,129,325.56x = 193,694,196.06 × 39,289,476 - Step 4: Simplify right side
129,129,325.56x = 7,610,143,467,438,665 - Step 5: Solve for x
x = 7,610,143,467,438,665/129,129,325.56 - Step 6: Final answer
x = 58,934,277.20
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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.