Finding the Fourth Proportional to 322,576,407.70, 483,864,611.55 and 107,165,655.70
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Solution
The fourth proportional to 322,576,407.70, 483,864,611.55 and 107,165,655.70 is: 160,748,483.55
Step by Step Solution
- Step 1: Write the proportion equation
322,576,407.70 : 483,864,611.55 = 107,165,655.70 : x - Step 2: Convert to fraction form
322,576,407.70/483,864,611.55 = 107,165,655.70/x - Step 3: Cross multiply
322,576,407.70x = 483,864,611.55 × 107,165,655.70 - Step 4: Simplify right side
322,576,407.70x = 51,853,668,366,781,544 - Step 5: Solve for x
x = 51,853,668,366,781,544/322,576,407.70 - Step 6: Final answer
x = 160,748,483.55
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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.