Finding the Fourth Proportional to 1,351,798,052.64, 2,027,925,994.68 and 466,242,955.44
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Solution
The fourth proportional to 1,351,798,052.64, 2,027,925,994.68 and 466,242,955.44 is: 699,443,387.51
Step by Step Solution
- Step 1: Write the proportion equation
1,351,798,052.64 : 2,027,925,994.68 = 466,242,955.44 : x - Step 2: Convert to fraction form
1,351,798,052.64/2,027,925,994.68 = 466,242,955.44/x - Step 3: Cross multiply
1,351,798,052.64x = 2,027,925,994.68 × 466,242,955.44 - Step 4: Simplify right side
1,351,798,052.64x = 945,506,209,173,204,992 - Step 5: Solve for x
x = 945,506,209,173,204,992/1,351,798,052.64 - Step 6: Final answer
x = 699,443,387.51
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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.