Finding the Fourth Proportional to 1,498,319,959,733.40, 2,067,327,157,097.20 and 847,998,543,117.05
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Solution
The fourth proportional to 1,498,319,959,733.40, 2,067,327,157,097.20 and 847,998,543,117.05 is: 1,170,037,418,227.19
Step by Step Solution
- Step 1: Write the proportion equation
1,498,319,959,733.40 : 2,067,327,157,097.20 = 847,998,543,117.05 : x - Step 2: Convert to fraction form
1,498,319,959,733.40/2,067,327,157,097.20 = 847,998,543,117.05/x - Step 3: Cross multiply
1,498,319,959,733.40x = 2,067,327,157,097.20 × 847,998,543,117.05 - Step 4: Simplify right side
1,498,319,959,733.40x = 1,753,090,417,364,738,452,226,048 - Step 5: Solve for x
x = 1,753,090,417,364,738,452,226,048/1,498,319,959,733.40 - Step 6: Final answer
x = 1,170,037,418,227.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.