Finding the Fourth Proportional to 555,084,297.97, 832,037,648.45 and 259,730,573.99
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Solution
The fourth proportional to 555,084,297.97, 832,037,648.45 and 259,730,573.99 is: 389,320,355.12
Step by Step Solution
- Step 1: Write the proportion equation
555,084,297.97 : 832,037,648.45 = 259,730,573.99 : x - Step 2: Convert to fraction form
555,084,297.97/832,037,648.45 = 259,730,573.99/x - Step 3: Cross multiply
555,084,297.97x = 832,037,648.45 × 259,730,573.99 - Step 4: Simplify right side
555,084,297.97x = 216,105,616,007,749,504 - Step 5: Solve for x
x = 216,105,616,007,749,504/555,084,297.97 - Step 6: Final answer
x = 389,320,355.12
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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.