Finding the Fourth Proportional to 795,201,012.09, 1,192,402,369.58 and 463,315,448.25
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Solution
The fourth proportional to 795,201,012.09, 1,192,402,369.58 and 463,315,448.25 is: 694,740,612.69
Step by Step Solution
- Step 1: Write the proportion equation
795,201,012.09 : 1,192,402,369.58 = 463,315,448.25 : x - Step 2: Convert to fraction form
795,201,012.09/1,192,402,369.58 = 463,315,448.25/x - Step 3: Cross multiply
795,201,012.09x = 1,192,402,369.58 × 463,315,448.25 - Step 4: Simplify right side
795,201,012.09x = 552,458,438,354,003,328 - Step 5: Solve for x
x = 552,458,438,354,003,328/795,201,012.09 - Step 6: Final answer
x = 694,740,612.69
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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.