Finding the Fourth Proportional to 409,085,562.14, 613,628,351.36 and 98,193,178.11
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Solution
The fourth proportional to 409,085,562.14, 613,628,351.36 and 98,193,178.11 is: 147,289,769.12
Step by Step Solution
- Step 1: Write the proportion equation
409,085,562.14 : 613,628,351.36 = 98,193,178.11 : x - Step 2: Convert to fraction form
409,085,562.14/613,628,351.36 = 98,193,178.11/x - Step 3: Cross multiply
409,085,562.14x = 613,628,351.36 × 98,193,178.11 - Step 4: Simplify right side
409,085,562.14x = 60,254,117,997,164,848 - Step 5: Solve for x
x = 60,254,117,997,164,848/409,085,562.14 - Step 6: Final answer
x = 147,289,769.12
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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.