Finding the Fourth Proportional to 135,327,167.66, 186,751,675.71 and 73,447,507.02
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Solution
The fourth proportional to 135,327,167.66, 186,751,675.71 and 73,447,507.02 is: 101,357,659.74
Step by Step Solution
- Step 1: Write the proportion equation
135,327,167.66 : 186,751,675.71 = 73,447,507.02 : x - Step 2: Convert to fraction form
135,327,167.66/186,751,675.71 = 73,447,507.02/x - Step 3: Cross multiply
135,327,167.66x = 186,751,675.71 × 73,447,507.02 - Step 4: Simplify right side
135,327,167.66x = 13,716,445,012,706,988 - Step 5: Solve for x
x = 13,716,445,012,706,988/135,327,167.66 - Step 6: Final answer
x = 101,357,659.74
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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.