Finding the Fourth Proportional to 135,327,254.08, 186,751,795.20 and 73,447,593.28
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Solution
The fourth proportional to 135,327,254.08, 186,751,795.20 and 73,447,593.28 is: 101,357,778.90
Step by Step Solution
- Step 1: Write the proportion equation
135,327,254.08 : 186,751,795.20 = 73,447,593.28 : x - Step 2: Convert to fraction form
135,327,254.08/186,751,795.20 = 73,447,593.28/x - Step 3: Cross multiply
135,327,254.08x = 186,751,795.20 × 73,447,593.28 - Step 4: Simplify right side
135,327,254.08x = 13,716,469,898,159,456 - Step 5: Solve for x
x = 13,716,469,898,159,456/135,327,254.08 - Step 6: Final answer
x = 101,357,778.90
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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.