Finding the Fourth Proportional to 1,055,104,716.98, 1,580,659,409.73 and 704,292,983.12
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Solution
The fourth proportional to 1,055,104,716.98, 1,580,659,409.73 and 704,292,983.12 is: 1,055,106,012.76
Step by Step Solution
- Step 1: Write the proportion equation
1,055,104,716.98 : 1,580,659,409.73 = 704,292,983.12 : x - Step 2: Convert to fraction form
1,055,104,716.98/1,580,659,409.73 = 704,292,983.12/x - Step 3: Cross multiply
1,055,104,716.98x = 1,580,659,409.73 × 704,292,983.12 - Step 4: Simplify right side
1,055,104,716.98x = 1,113,247,330,975,440,128 - Step 5: Solve for x
x = 1,113,247,330,975,440,128/1,055,104,716.98 - Step 6: Final answer
x = 1,055,106,012.76
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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.