Finding the Fourth Proportional to 6,526,207,941.25, 9,779,320,338.09 and 4,391,145,430.23
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Solution
The fourth proportional to 6,526,207,941.25, 9,779,320,338.09 and 4,391,145,430.23 is: 6,579,995,335.73
Step by Step Solution
- Step 1: Write the proportion equation
6,526,207,941.25 : 9,779,320,338.09 = 4,391,145,430.23 : x - Step 2: Convert to fraction form
6,526,207,941.25/9,779,320,338.09 = 4,391,145,430.23/x - Step 3: Cross multiply
6,526,207,941.25x = 9,779,320,338.09 × 4,391,145,430.23 - Step 4: Simplify right side
6,526,207,941.25x = 42,942,417,813,392,465,920 - Step 5: Solve for x
x = 42,942,417,813,392,465,920/6,526,207,941.25 - Step 6: Final answer
x = 6,579,995,335.73
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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.