Finding the Fourth Proportional to 2,646,614,549,181.20, 3,971,076,548,438.20 and 926,797,256,134.20
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Solution
The fourth proportional to 2,646,614,549,181.20, 3,971,076,548,438.20 and 926,797,256,134.20 is: 1,390,600,248,203.89
Step by Step Solution
- Step 1: Write the proportion equation
2,646,614,549,181.20 : 3,971,076,548,438.20 = 926,797,256,134.20 : x - Step 2: Convert to fraction form
2,646,614,549,181.20/3,971,076,548,438.20 = 926,797,256,134.20/x - Step 3: Cross multiply
2,646,614,549,181.20x = 3,971,076,548,438.20 × 926,797,256,134.20 - Step 4: Simplify right side
2,646,614,549,181.20x = 3,680,382,848,991,393,531,035,648 - Step 5: Solve for x
x = 3,680,382,848,991,393,531,035,648/2,646,614,549,181.20 - Step 6: Final answer
x = 1,390,600,248,203.89
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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.