Finding the Fourth Proportional to 4,163,579,538.51, 6,245,807,181.21 and 1,215,867,433.44
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Solution
The fourth proportional to 4,163,579,538.51, 6,245,807,181.21 and 1,215,867,433.44 is: 1,823,929,019.95
Step by Step Solution
- Step 1: Write the proportion equation
4,163,579,538.51 : 6,245,807,181.21 = 1,215,867,433.44 : x - Step 2: Convert to fraction form
4,163,579,538.51/6,245,807,181.21 = 1,215,867,433.44/x - Step 3: Cross multiply
4,163,579,538.51x = 6,245,807,181.21 × 1,215,867,433.44 - Step 4: Simplify right side
4,163,579,538.51x = 7,594,073,547,178,924,032 - Step 5: Solve for x
x = 7,594,073,547,178,924,032/4,163,579,538.51 - Step 6: Final answer
x = 1,823,929,019.95
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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.