Finding the Fourth Proportional to 4,824,025,246.20, 7,236,037,869.30 and 3,171,031,159.80
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Solution
The fourth proportional to 4,824,025,246.20, 7,236,037,869.30 and 3,171,031,159.80 is: 4,756,546,739.70
Step by Step Solution
- Step 1: Write the proportion equation
4,824,025,246.20 : 7,236,037,869.30 = 3,171,031,159.80 : x - Step 2: Convert to fraction form
4,824,025,246.20/7,236,037,869.30 = 3,171,031,159.80/x - Step 3: Cross multiply
4,824,025,246.20x = 7,236,037,869.30 × 3,171,031,159.80 - Step 4: Simplify right side
4,824,025,246.20x = 22,945,701,557,043,101,696 - Step 5: Solve for x
x = 22,945,701,557,043,101,696/4,824,025,246.20 - Step 6: Final answer
x = 4,756,546,739.70
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Double scale
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1.5x scale
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.