Finding the Fourth Proportional to 341,457,292.29, 471,014,378.46 and 205,572,936.72
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Solution
The fourth proportional to 341,457,292.29, 471,014,378.46 and 205,572,936.72 is: 283,572,239.35
Step by Step Solution
- Step 1: Write the proportion equation
341,457,292.29 : 471,014,378.46 = 205,572,936.72 : x - Step 2: Convert to fraction form
341,457,292.29/471,014,378.46 = 205,572,936.72/x - Step 3: Cross multiply
341,457,292.29x = 471,014,378.46 × 205,572,936.72 - Step 4: Simplify right side
341,457,292.29x = 96,827,809,019,134,016 - Step 5: Solve for x
x = 96,827,809,019,134,016/341,457,292.29 - Step 6: Final answer
x = 283,572,239.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.