Finding the Fourth Proportional to 797,766,223.68, 1,092,934,628.82 and 767,933,475.75
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Solution
The fourth proportional to 797,766,223.68, 1,092,934,628.82 and 767,933,475.75 is: 1,052,063,954.78
Step by Step Solution
- Step 1: Write the proportion equation
797,766,223.68 : 1,092,934,628.82 = 767,933,475.75 : x - Step 2: Convert to fraction form
797,766,223.68/1,092,934,628.82 = 767,933,475.75/x - Step 3: Cross multiply
797,766,223.68x = 1,092,934,628.82 × 767,933,475.75 - Step 4: Simplify right side
797,766,223.68x = 839,301,088,277,278,720 - Step 5: Solve for x
x = 839,301,088,277,278,720/797,766,223.68 - Step 6: Final answer
x = 1,052,063,954.78
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.