Finding the Fourth Proportional to 7,332,755,865,990.80, 10,118,747,149,909 and 4,040,319,447,502.80
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Solution
The fourth proportional to 7,332,755,865,990.80, 10,118,747,149,909 and 4,040,319,447,502.80 is: 5,575,389,613,576.99
Step by Step Solution
- Step 1: Write the proportion equation
7,332,755,865,990.80 : 10,118,747,149,909 = 4,040,319,447,502.80 : x - Step 2: Convert to fraction form
7,332,755,865,990.80/10,118,747,149,909 = 4,040,319,447,502.80/x - Step 3: Cross multiply
7,332,755,865,990.80x = 10,118,747,149,909 × 4,040,319,447,502.80 - Step 4: Simplify right side
7,332,755,865,990.80x = 40,882,970,894,140,858,395,787,264 - Step 5: Solve for x
x = 40,882,970,894,140,858,395,787,264/7,332,755,865,990.80 - Step 6: Final answer
x = 5,575,389,613,576.99
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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.