Finding the Fourth Proportional to 1,531,503,079.80, 2,297,254,619.70 and 1,497,490,855.80
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Solution
The fourth proportional to 1,531,503,079.80, 2,297,254,619.70 and 1,497,490,855.80 is: 2,246,236,283.70
Step by Step Solution
- Step 1: Write the proportion equation
1,531,503,079.80 : 2,297,254,619.70 = 1,497,490,855.80 : x - Step 2: Convert to fraction form
1,531,503,079.80/2,297,254,619.70 = 1,497,490,855.80/x - Step 3: Cross multiply
1,531,503,079.80x = 2,297,254,619.70 × 1,497,490,855.80 - Step 4: Simplify right side
1,531,503,079.80x = 3,440,117,786,445,056,000 - Step 5: Solve for x
x = 3,440,117,786,445,056,000/1,531,503,079.80 - Step 6: Final answer
x = 2,246,236,283.70
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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.