Finding the Fourth Proportional to 21,448,676,395.95, 32,177,668,879.93 and 6,525,454,125.71
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Solution
The fourth proportional to 21,448,676,395.95, 32,177,668,879.93 and 6,525,454,125.71 is: 9,789,597,188.75
Step by Step Solution
- Step 1: Write the proportion equation
21,448,676,395.95 : 32,177,668,879.93 = 6,525,454,125.71 : x - Step 2: Convert to fraction form
21,448,676,395.95/32,177,668,879.93 = 6,525,454,125.71/x - Step 3: Cross multiply
21,448,676,395.95x = 32,177,668,879.93 × 6,525,454,125.71 - Step 4: Simplify right side
21,448,676,395.95x = 209,973,902,148,227,661,824 - Step 5: Solve for x
x = 209,973,902,148,227,661,824/21,448,676,395.95 - Step 6: Final answer
x = 9,789,597,188.75
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1.5x scale
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.