Finding the Fourth Proportional to 4,640,204,973.87, 6,960,118,700.84 and 1,146,522,468.69
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Solution
The fourth proportional to 4,640,204,973.87, 6,960,118,700.84 and 1,146,522,468.69 is: 1,719,737,063.38
Step by Step Solution
- Step 1: Write the proportion equation
4,640,204,973.87 : 6,960,118,700.84 = 1,146,522,468.69 : x - Step 2: Convert to fraction form
4,640,204,973.87/6,960,118,700.84 = 1,146,522,468.69/x - Step 3: Cross multiply
4,640,204,973.87x = 6,960,118,700.84 × 1,146,522,468.69 - Step 4: Simplify right side
4,640,204,973.87x = 7,979,932,475,256,779,776 - Step 5: Solve for x
x = 7,979,932,475,256,779,776/4,640,204,973.87 - Step 6: Final answer
x = 1,719,737,063.38
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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.