Finding the Fourth Proportional to 1,439,051,027.70, 2,158,576,541.55 and 1,335,738,897.30
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Solution
The fourth proportional to 1,439,051,027.70, 2,158,576,541.55 and 1,335,738,897.30 is: 2,003,608,345.95
Step by Step Solution
- Step 1: Write the proportion equation
1,439,051,027.70 : 2,158,576,541.55 = 1,335,738,897.30 : x - Step 2: Convert to fraction form
1,439,051,027.70/2,158,576,541.55 = 1,335,738,897.30/x - Step 3: Cross multiply
1,439,051,027.70x = 2,158,576,541.55 × 1,335,738,897.30 - Step 4: Simplify right side
1,439,051,027.70x = 2,883,294,649,347,644,928 - Step 5: Solve for x
x = 2,883,294,649,347,644,928/1,439,051,027.70 - Step 6: Final answer
x = 2,003,608,345.95
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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.