Finding the Fourth Proportional to 24,731,354,278.07, 36,930,490,092.99 and 20,197,295,615.96
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Solution
The fourth proportional to 24,731,354,278.07, 36,930,490,092.99 and 20,197,295,615.96 is: 30,159,934,521.33
Step by Step Solution
- Step 1: Write the proportion equation
24,731,354,278.07 : 36,930,490,092.99 = 20,197,295,615.96 : x - Step 2: Convert to fraction form
24,731,354,278.07/36,930,490,092.99 = 20,197,295,615.96/x - Step 3: Cross multiply
24,731,354,278.07x = 36,930,490,092.99 × 20,197,295,615.96 - Step 4: Simplify right side
24,731,354,278.07x = 745,896,025,650,471,501,824 - Step 5: Solve for x
x = 745,896,025,650,471,501,824/24,731,354,278.07 - Step 6: Final answer
x = 30,159,934,521.33
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.