Finding the Fourth Proportional to 4,492,386,607.70, 6,199,676,251.87 and 2,485,187,236.95
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Solution
The fourth proportional to 4,492,386,607.70, 6,199,676,251.87 and 2,485,187,236.95 is: 3,429,659,474.98
Step by Step Solution
- Step 1: Write the proportion equation
4,492,386,607.70 : 6,199,676,251.87 = 2,485,187,236.95 : x - Step 2: Convert to fraction form
4,492,386,607.70/6,199,676,251.87 = 2,485,187,236.95/x - Step 3: Cross multiply
4,492,386,607.70x = 6,199,676,251.87 × 2,485,187,236.95 - Step 4: Simplify right side
4,492,386,607.70x = 15,407,356,294,369,335,296 - Step 5: Solve for x
x = 15,407,356,294,369,335,296/4,492,386,607.70 - Step 6: Final answer
x = 3,429,659,474.98
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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.