Finding the Fourth Proportional to 229,621,623.36, 344,237,354.64 and 106,871,223.12
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Solution
The fourth proportional to 229,621,623.36, 344,237,354.64 and 106,871,223.12 is: 160,216,039.74
Step by Step Solution
- Step 1: Write the proportion equation
229,621,623.36 : 344,237,354.64 = 106,871,223.12 : x - Step 2: Convert to fraction form
229,621,623.36/344,237,354.64 = 106,871,223.12/x - Step 3: Cross multiply
229,621,623.36x = 344,237,354.64 × 106,871,223.12 - Step 4: Simplify right side
229,621,623.36x = 36,789,067,133,970,008 - Step 5: Solve for x
x = 36,789,067,133,970,008/229,621,623.36 - Step 6: Final answer
x = 160,216,039.74
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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.