Finding the Fourth Proportional to 2,113,737,958,246, 3,169,309,354,498.20 and 821,440,301,031.98
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Solution
The fourth proportional to 2,113,737,958,246, 3,169,309,354,498.20 and 821,440,301,031.98 is: 1,231,656,185,226.86
Step by Step Solution
- Step 1: Write the proportion equation
2,113,737,958,246 : 3,169,309,354,498.20 = 821,440,301,031.98 : x - Step 2: Convert to fraction form
2,113,737,958,246/3,169,309,354,498.20 = 821,440,301,031.98/x - Step 3: Cross multiply
2,113,737,958,246x = 3,169,309,354,498.20 × 821,440,301,031.98 - Step 4: Simplify right side
2,113,737,958,246x = 2,603,398,430,222,471,659,520,000 - Step 5: Solve for x
x = 2,603,398,430,222,471,659,520,000/2,113,737,958,246 - Step 6: Final answer
x = 1,231,656,185,226.86
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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.