Finding the Fourth Proportional to 4,790,904,885.14, 6,611,702,579.10 and 2,886,265,931.99
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Solution
The fourth proportional to 4,790,904,885.14, 6,611,702,579.10 and 2,886,265,931.99 is: 3,983,199,909.83
Step by Step Solution
- Step 1: Write the proportion equation
4,790,904,885.14 : 6,611,702,579.10 = 2,886,265,931.99 : x - Step 2: Convert to fraction form
4,790,904,885.14/6,611,702,579.10 = 2,886,265,931.99/x - Step 3: Cross multiply
4,790,904,885.14x = 6,611,702,579.10 × 2,886,265,931.99 - Step 4: Simplify right side
4,790,904,885.14x = 19,083,131,906,473,693,184 - Step 5: Solve for x
x = 19,083,131,906,473,693,184/4,790,904,885.14 - Step 6: Final answer
x = 3,983,199,909.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.