Finding the Fourth Proportional to 317,292,567.92, 475,960,715.76 and 132,874,361.76
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Solution
The fourth proportional to 317,292,567.92, 475,960,715.76 and 132,874,361.76 is: 199,320,698.70
Step by Step Solution
- Step 1: Write the proportion equation
317,292,567.92 : 475,960,715.76 = 132,874,361.76 : x - Step 2: Convert to fraction form
317,292,567.92/475,960,715.76 = 132,874,361.76/x - Step 3: Cross multiply
317,292,567.92x = 475,960,715.76 × 132,874,361.76 - Step 4: Simplify right side
317,292,567.92x = 63,242,976,329,442,776 - Step 5: Solve for x
x = 63,242,976,329,442,776/317,292,567.92 - Step 6: Final answer
x = 199,320,698.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.