Finding the Fourth Proportional to 577,866,707,027.80, 866,800,060,541.70 and 445,627,180,115.80
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Solution
The fourth proportional to 577,866,707,027.80, 866,800,060,541.70 and 445,627,180,115.80 is: 668,440,770,173.70
Step by Step Solution
- Step 1: Write the proportion equation
577,866,707,027.80 : 866,800,060,541.70 = 445,627,180,115.80 : x - Step 2: Convert to fraction form
577,866,707,027.80/866,800,060,541.70 = 445,627,180,115.80/x - Step 3: Cross multiply
577,866,707,027.80x = 866,800,060,541.70 × 445,627,180,115.80 - Step 4: Simplify right side
577,866,707,027.80x = 386,269,666,703,402,468,376,576 - Step 5: Solve for x
x = 386,269,666,703,402,468,376,576/577,866,707,027.80 - Step 6: Final answer
x = 668,440,770,173.70
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1.5x scale
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.