Finding the Fourth Proportional to 1,396,558,893.24, 2,092,467,694.68 and 842,697,480
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Solution
The fourth proportional to 1,396,558,893.24, 2,092,467,694.68 and 842,697,480 is: 1,262,615,749.20
Step by Step Solution
- Step 1: Write the proportion equation
1,396,558,893.24 : 2,092,467,694.68 = 842,697,480 : x - Step 2: Convert to fraction form
1,396,558,893.24/2,092,467,694.68 = 842,697,480/x - Step 3: Cross multiply
1,396,558,893.24x = 2,092,467,694.68 × 842,697,480 - Step 4: Simplify right side
1,396,558,893.24x = 1,763,317,253,288,245,504 - Step 5: Solve for x
x = 1,763,317,253,288,245,504/1,396,558,893.24 - Step 6: Final answer
x = 1,262,615,749.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.