Finding the Fourth Proportional to 227,777,205.74, 314,330,867.60 and 123,352,854.62
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Solution
The fourth proportional to 227,777,205.74, 314,330,867.60 and 123,352,854.62 is: 170,226,031.56
Step by Step Solution
- Step 1: Write the proportion equation
227,777,205.74 : 314,330,867.60 = 123,352,854.62 : x - Step 2: Convert to fraction form
227,777,205.74/314,330,867.60 = 123,352,854.62/x - Step 3: Cross multiply
227,777,205.74x = 314,330,867.60 × 123,352,854.62 - Step 4: Simplify right side
227,777,205.74x = 38,773,609,813,641,272 - Step 5: Solve for x
x = 38,773,609,813,641,272/227,777,205.74 - Step 6: Final answer
x = 170,226,031.56
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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.