Finding the Fourth Proportional to 2,125,783,530.02, 2,933,583,098.28 and 1,185,986,316.62
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Solution
The fourth proportional to 2,125,783,530.02, 2,933,583,098.28 and 1,185,986,316.62 is: 1,636,662,136.15
Step by Step Solution
- Step 1: Write the proportion equation
2,125,783,530.02 : 2,933,583,098.28 = 1,185,986,316.62 : x - Step 2: Convert to fraction form
2,125,783,530.02/2,933,583,098.28 = 1,185,986,316.62/x - Step 3: Cross multiply
2,125,783,530.02x = 2,933,583,098.28 × 1,185,986,316.62 - Step 4: Simplify right side
2,125,783,530.02x = 3,479,189,413,227,784,704 - Step 5: Solve for x
x = 3,479,189,413,227,784,704/2,125,783,530.02 - Step 6: Final answer
x = 1,636,662,136.15
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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.