Finding the Fourth Proportional to 1,519,367,720.48, 2,279,409,782.16 and 1,209,646,219.04
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Solution
The fourth proportional to 1,519,367,720.48, 2,279,409,782.16 and 1,209,646,219.04 is: 1,814,754,511.02
Step by Step Solution
- Step 1: Write the proportion equation
1,519,367,720.48 : 2,279,409,782.16 = 1,209,646,219.04 : x - Step 2: Convert to fraction form
1,519,367,720.48/2,279,409,782.16 = 1,209,646,219.04/x - Step 3: Cross multiply
1,519,367,720.48x = 2,279,409,782.16 × 1,209,646,219.04 - Step 4: Simplify right side
1,519,367,720.48x = 2,757,279,424,632,633,856 - Step 5: Solve for x
x = 2,757,279,424,632,633,856/1,519,367,720.48 - Step 6: Final answer
x = 1,814,754,511.02
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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.