Finding the Fourth Proportional to 394,246,281.60, 543,999,427.20 and 226,950,204.64
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Solution
The fourth proportional to 394,246,281.60, 543,999,427.20 and 226,950,204.64 is: 313,156,488.95
Step by Step Solution
- Step 1: Write the proportion equation
394,246,281.60 : 543,999,427.20 = 226,950,204.64 : x - Step 2: Convert to fraction form
394,246,281.60/543,999,427.20 = 226,950,204.64/x - Step 3: Cross multiply
394,246,281.60x = 543,999,427.20 × 226,950,204.64 - Step 4: Simplify right side
394,246,281.60x = 123,460,781,327,082,784 - Step 5: Solve for x
x = 123,460,781,327,082,784/394,246,281.60 - Step 6: Final answer
x = 313,156,488.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.