Finding the Fourth Proportional to 1,603,285,599,323.40, 2,212,542,873,923.80 and 944,120,434,492.72
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Solution
The fourth proportional to 1,603,285,599,323.40, 2,212,542,873,923.80 and 944,120,434,492.72 is: 1,302,891,350,327.26
Step by Step Solution
- Step 1: Write the proportion equation
1,603,285,599,323.40 : 2,212,542,873,923.80 = 944,120,434,492.72 : x - Step 2: Convert to fraction form
1,603,285,599,323.40/2,212,542,873,923.80 = 944,120,434,492.72/x - Step 3: Cross multiply
1,603,285,599,323.40x = 2,212,542,873,923.80 × 944,120,434,492.72 - Step 4: Simplify right side
1,603,285,599,323.40x = 2,088,906,939,462,709,090,975,744 - Step 5: Solve for x
x = 2,088,906,939,462,709,090,975,744/1,603,285,599,323.40 - Step 6: Final answer
x = 1,302,891,350,327.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.