Finding the Fourth Proportional to 473,192,047.05, 709,153,611.43 and 368,274,077.96
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Solution
The fourth proportional to 473,192,047.05, 709,153,611.43 and 368,274,077.96 is: 551,917,332.52
Step by Step Solution
- Step 1: Write the proportion equation
473,192,047.05 : 709,153,611.43 = 368,274,077.96 : x - Step 2: Convert to fraction form
473,192,047.05/709,153,611.43 = 368,274,077.96/x - Step 3: Cross multiply
473,192,047.05x = 709,153,611.43 × 368,274,077.96 - Step 4: Simplify right side
473,192,047.05x = 261,162,892,378,651,776 - Step 5: Solve for x
x = 261,162,892,378,651,776/473,192,047.05 - Step 6: Final answer
x = 551,917,332.52
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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.