Finding the Fourth Proportional to 1,470,562,052.00, 2,029,447,424.84 and 827,020,485.92
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Solution
The fourth proportional to 1,470,562,052.00, 2,029,447,424.84 and 827,020,485.92 is: 1,141,328,645.84
Step by Step Solution
- Step 1: Write the proportion equation
1,470,562,052.00 : 2,029,447,424.84 = 827,020,485.92 : x - Step 2: Convert to fraction form
1,470,562,052.00/2,029,447,424.84 = 827,020,485.92/x - Step 3: Cross multiply
1,470,562,052.00x = 2,029,447,424.84 × 827,020,485.92 - Step 4: Simplify right side
1,470,562,052.00x = 1,678,394,595,425,987,072 - Step 5: Solve for x
x = 1,678,394,595,425,987,072/1,470,562,052.00 - Step 6: Final answer
x = 1,141,328,645.84
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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.