Finding the Fourth Proportional to 197,873,278.44, 296,670,842.28 and 87,156,403.44
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Solution
The fourth proportional to 197,873,278.44, 296,670,842.28 and 87,156,403.44 is: 130,673,347.22
Step by Step Solution
- Step 1: Write the proportion equation
197,873,278.44 : 296,670,842.28 = 87,156,403.44 : x - Step 2: Convert to fraction form
197,873,278.44/296,670,842.28 = 87,156,403.44/x - Step 3: Cross multiply
197,873,278.44x = 296,670,842.28 × 87,156,403.44 - Step 4: Simplify right side
197,873,278.44x = 25,856,763,618,640,288 - Step 5: Solve for x
x = 25,856,763,618,640,288/197,873,278.44 - Step 6: Final answer
x = 130,673,347.22
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.