Finding the Fourth Proportional to 447,621,810, 671,401,896.12 and 275,125,246.80
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Solution
The fourth proportional to 447,621,810, 671,401,896.12 and 275,125,246.80 is: 412,668,927.75
Step by Step Solution
- Step 1: Write the proportion equation
447,621,810 : 671,401,896.12 = 275,125,246.80 : x - Step 2: Convert to fraction form
447,621,810/671,401,896.12 = 275,125,246.80/x - Step 3: Cross multiply
447,621,810x = 671,401,896.12 × 275,125,246.80 - Step 4: Simplify right side
447,621,810x = 184,719,612,372,002,976 - Step 5: Solve for x
x = 184,719,612,372,002,976/447,621,810 - Step 6: Final answer
x = 412,668,927.75
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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.