Finding the Fourth Proportional to 292,457,985.36, 403,635,336.62 and 185,177,279.27
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Solution
The fourth proportional to 292,457,985.36, 403,635,336.62 and 185,177,279.27 is: 255,572,072.54
Step by Step Solution
- Step 1: Write the proportion equation
292,457,985.36 : 403,635,336.62 = 185,177,279.27 : x - Step 2: Convert to fraction form
292,457,985.36/403,635,336.62 = 185,177,279.27/x - Step 3: Cross multiply
292,457,985.36x = 403,635,336.62 × 185,177,279.27 - Step 4: Simplify right side
292,457,985.36x = 74,744,093,449,578,128 - Step 5: Solve for x
x = 74,744,093,449,578,128/292,457,985.36 - Step 6: Final answer
x = 255,572,072.54
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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.