Finding the Fourth Proportional to 97,609,215.31, 134,703,196.09 and 53,556,202.45
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Solution
The fourth proportional to 97,609,215.31, 134,703,196.09 and 53,556,202.45 is: 73,908,919.54
Step by Step Solution
- Step 1: Write the proportion equation
97,609,215.31 : 134,703,196.09 = 53,556,202.45 : x - Step 2: Convert to fraction form
97,609,215.31/134,703,196.09 = 53,556,202.45/x - Step 3: Cross multiply
97,609,215.31x = 134,703,196.09 × 53,556,202.45 - Step 4: Simplify right side
97,609,215.31x = 7,214,191,640,492,577 - Step 5: Solve for x
x = 7,214,191,640,492,577/97,609,215.31 - Step 6: Final answer
x = 73,908,919.54
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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.