Finding the Fourth Proportional to 148,277,235.98, 204,622,581.23 and 82,197,566.79
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Solution
The fourth proportional to 148,277,235.98, 204,622,581.23 and 82,197,566.79 is: 113,432,639.72
Step by Step Solution
- Step 1: Write the proportion equation
148,277,235.98 : 204,622,581.23 = 82,197,566.79 : x - Step 2: Convert to fraction form
148,277,235.98/204,622,581.23 = 82,197,566.79/x - Step 3: Cross multiply
148,277,235.98x = 204,622,581.23 × 82,197,566.79 - Step 4: Simplify right side
148,277,235.98x = 16,819,478,287,395,126 - Step 5: Solve for x
x = 16,819,478,287,395,126/148,277,235.98 - Step 6: Final answer
x = 113,432,639.72
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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.