Finding the Fourth Proportional to 292,457,969.21, 403,635,314.38 and 185,177,263.10
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Solution
The fourth proportional to 292,457,969.21, 403,635,314.38 and 185,177,263.10 is: 255,572,050.26
Step by Step Solution
- Step 1: Write the proportion equation
292,457,969.21 : 403,635,314.38 = 185,177,263.10 : x - Step 2: Convert to fraction form
292,457,969.21/403,635,314.38 = 185,177,263.10/x - Step 3: Cross multiply
292,457,969.21x = 403,635,314.38 × 185,177,263.10 - Step 4: Simplify right side
292,457,969.21x = 74,744,082,807,534,096 - Step 5: Solve for x
x = 74,744,082,807,534,096/292,457,969.21 - Step 6: Final answer
x = 255,572,050.26
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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.