Finding the Fourth Proportional to 5,179,700,710.30, 7,766,576,951.85 and 2,028,225,465.31
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Solution
The fourth proportional to 5,179,700,710.30, 7,766,576,951.85 and 2,028,225,465.31 is: 3,041,173,618.53
Step by Step Solution
- Step 1: Write the proportion equation
5,179,700,710.30 : 7,766,576,951.85 = 2,028,225,465.31 : x - Step 2: Convert to fraction form
5,179,700,710.30/7,766,576,951.85 = 2,028,225,465.31/x - Step 3: Cross multiply
5,179,700,710.30x = 7,766,576,951.85 × 2,028,225,465.31 - Step 4: Simplify right side
5,179,700,710.30x = 15,752,369,152,022,528,000 - Step 5: Solve for x
x = 15,752,369,152,022,528,000/5,179,700,710.30 - Step 6: Final answer
x = 3,041,173,618.53
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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.