Finding the Fourth Proportional to 1,461,467,853.60, 2,192,201,780.40 and 1,151,531,462.40
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Solution
The fourth proportional to 1,461,467,853.60, 2,192,201,780.40 and 1,151,531,462.40 is: 1,727,297,193.60
Step by Step Solution
- Step 1: Write the proportion equation
1,461,467,853.60 : 2,192,201,780.40 = 1,151,531,462.40 : x - Step 2: Convert to fraction form
1,461,467,853.60/2,192,201,780.40 = 1,151,531,462.40/x - Step 3: Cross multiply
1,461,467,853.60x = 2,192,201,780.40 × 1,151,531,462.40 - Step 4: Simplify right side
1,461,467,853.60x = 2,524,389,322,059,895,808 - Step 5: Solve for x
x = 2,524,389,322,059,895,808/1,461,467,853.60 - Step 6: Final answer
x = 1,727,297,193.60
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1.5x scale
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.