Finding the Fourth Proportional to 207,668,372.94, 286,550,515.08 and 119,545,343.64
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Solution
The fourth proportional to 207,668,372.94, 286,550,515.08 and 119,545,343.64 is: 164,954,245.61
Step by Step Solution
- Step 1: Write the proportion equation
207,668,372.94 : 286,550,515.08 = 119,545,343.64 : x - Step 2: Convert to fraction form
207,668,372.94/286,550,515.08 = 119,545,343.64/x - Step 3: Cross multiply
207,668,372.94x = 286,550,515.08 × 119,545,343.64 - Step 4: Simplify right side
207,668,372.94x = 34,255,779,795,457,600 - Step 5: Solve for x
x = 34,255,779,795,457,600/207,668,372.94 - Step 6: Final answer
x = 164,954,245.61
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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.