Finding the Fourth Proportional to 317,138,581.26, 475,651,177.56 and 201,780,454.86
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Solution
The fourth proportional to 317,138,581.26, 475,651,177.56 and 201,780,454.86 is: 302,634,610.34
Step by Step Solution
- Step 1: Write the proportion equation
317,138,581.26 : 475,651,177.56 = 201,780,454.86 : x - Step 2: Convert to fraction form
317,138,581.26/475,651,177.56 = 201,780,454.86/x - Step 3: Cross multiply
317,138,581.26x = 475,651,177.56 × 201,780,454.86 - Step 4: Simplify right side
317,138,581.26x = 95,977,110,962,751,440 - Step 5: Solve for x
x = 95,977,110,962,751,440/317,138,581.26 - Step 6: Final answer
x = 302,634,610.34
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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.