Finding the Fourth Proportional to 2,765,032,490.44, 4,147,552,942.80 and 1,129,257,092.44
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Solution
The fourth proportional to 2,765,032,490.44, 4,147,552,942.80 and 1,129,257,092.44 is: 1,693,887,356.88
Step by Step Solution
- Step 1: Write the proportion equation
2,765,032,490.44 : 4,147,552,942.80 = 1,129,257,092.44 : x - Step 2: Convert to fraction form
2,765,032,490.44/4,147,552,942.80 = 1,129,257,092.44/x - Step 3: Cross multiply
2,765,032,490.44x = 4,147,552,942.80 × 1,129,257,092.44 - Step 4: Simplify right side
2,765,032,490.44x = 4,683,653,576,927,294,464 - Step 5: Solve for x
x = 4,683,653,576,927,294,464/2,765,032,490.44 - Step 6: Final answer
x = 1,693,887,356.88
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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.