Finding the Fourth Proportional to 2,467,275,734.98, 3,700,926,199.68 and 831,514,508.74
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Solution
The fourth proportional to 2,467,275,734.98, 3,700,926,199.68 and 831,514,508.74 is: 1,247,276,008.59
Step by Step Solution
- Step 1: Write the proportion equation
2,467,275,734.98 : 3,700,926,199.68 = 831,514,508.74 : x - Step 2: Convert to fraction form
2,467,275,734.98/3,700,926,199.68 = 831,514,508.74/x - Step 3: Cross multiply
2,467,275,734.98x = 3,700,926,199.68 × 831,514,508.74 - Step 4: Simplify right side
2,467,275,734.98x = 3,077,373,830,809,910,272 - Step 5: Solve for x
x = 3,077,373,830,809,910,272/2,467,275,734.98 - Step 6: Final answer
x = 1,247,276,008.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.