Finding the Fourth Proportional to 56,571,100,430.91, 84,786,776,223.18 and 48,546,865,423.09
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Solution
The fourth proportional to 56,571,100,430.91, 84,786,776,223.18 and 48,546,865,423.09 is: 72,760,334,934.47
Step by Step Solution
- Step 1: Write the proportion equation
56,571,100,430.91 : 84,786,776,223.18 = 48,546,865,423.09 : x - Step 2: Convert to fraction form
56,571,100,430.91/84,786,776,223.18 = 48,546,865,423.09/x - Step 3: Cross multiply
56,571,100,430.91x = 84,786,776,223.18 × 48,546,865,423.09 - Step 4: Simplify right side
56,571,100,430.91x = 4,116,132,214,964,365,557,760 - Step 5: Solve for x
x = 4,116,132,214,964,365,557,760/56,571,100,430.91 - Step 6: Final answer
x = 72,760,334,934.47
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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.