Finding the Fourth Proportional to 577,279,524.07, 796,651,985.99 and 339,134,746.69
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Solution
The fourth proportional to 577,279,524.07, 796,651,985.99 and 339,134,746.69 is: 468,009,617.88
Step by Step Solution
- Step 1: Write the proportion equation
577,279,524.07 : 796,651,985.99 = 339,134,746.69 : x - Step 2: Convert to fraction form
577,279,524.07/796,651,985.99 = 339,134,746.69/x - Step 3: Cross multiply
577,279,524.07x = 796,651,985.99 × 339,134,746.69 - Step 4: Simplify right side
577,279,524.07x = 270,172,369,468,804,096 - Step 5: Solve for x
x = 270,172,369,468,804,096/577,279,524.07 - Step 6: Final answer
x = 468,009,617.88
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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.