Finding the Third Proportional to 1,821,708,992.81 and 2,798,854,529.63
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Solution
The third proportional to 1,821,708,992.81 and 2,798,854,529.63 is: 4,300,130,651.44
Step by Step Solution
- Step 1: Write the proportion equation
1,821,708,992.81 : 2,798,854,529.63 = 2,798,854,529.63 : x - Step 2: Convert to fraction form
1,821,708,992.81/2,798,854,529.63 = 2,798,854,529.63/x - Step 3: Cross multiply
1,821,708,992.81x = 2,798,854,529.63 × 2,798,854,529.63 - Step 4: Simplify right side
1,821,708,992.81x = 7,833,586,678,002,379,776 - Step 5: Solve for x
x = 7,833,586,678,002,379,776/1,821,708,992.81 - Step 6: Final answer
x = 4,300,130,651.44
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.