Finding the Fourth Proportional to 469,640,579.70, 703,848,051.64 and 262,370,618.08
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Solution
The fourth proportional to 469,640,579.70, 703,848,051.64 and 262,370,618.08 is: 393,213,568.69
Step by Step Solution
- Step 1: Write the proportion equation
469,640,579.70 : 703,848,051.64 = 262,370,618.08 : x - Step 2: Convert to fraction form
469,640,579.70/703,848,051.64 = 262,370,618.08/x - Step 3: Cross multiply
469,640,579.70x = 703,848,051.64 × 262,370,618.08 - Step 4: Simplify right side
469,640,579.70x = 184,669,048,343,190,560 - Step 5: Solve for x
x = 184,669,048,343,190,560/469,640,579.70 - Step 6: Final answer
x = 393,213,568.69
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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.