Finding the Fourth Proportional to 6,218,403,005,060.40, 9,328,876,681,354.20 and 2,138,343,259,926
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Solution
The fourth proportional to 6,218,403,005,060.40, 9,328,876,681,354.20 and 2,138,343,259,926 is: 3,207,952,356,581.11
Step by Step Solution
- Step 1: Write the proportion equation
6,218,403,005,060.40 : 9,328,876,681,354.20 = 2,138,343,259,926 : x - Step 2: Convert to fraction form
6,218,403,005,060.40/9,328,876,681,354.20 = 2,138,343,259,926/x - Step 3: Cross multiply
6,218,403,005,060.40x = 9,328,876,681,354.20 × 2,138,343,259,926 - Step 4: Simplify right side
6,218,403,005,060.40x = 19,948,340,574,254,583,626,334,208 - Step 5: Solve for x
x = 19,948,340,574,254,583,626,334,208/6,218,403,005,060.40 - Step 6: Final answer
x = 3,207,952,356,581.11
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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.