Finding the Fourth Proportional to 1,892,135,488.70, 2,611,067,938.44 and 1,088,301,856.29
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Solution
The fourth proportional to 1,892,135,488.70, 2,611,067,938.44 and 1,088,301,856.29 is: 1,501,811,102.47
Step by Step Solution
- Step 1: Write the proportion equation
1,892,135,488.70 : 2,611,067,938.44 = 1,088,301,856.29 : x - Step 2: Convert to fraction form
1,892,135,488.70/2,611,067,938.44 = 1,088,301,856.29/x - Step 3: Cross multiply
1,892,135,488.70x = 2,611,067,938.44 × 1,088,301,856.29 - Step 4: Simplify right side
1,892,135,488.70x = 2,841,630,084,303,555,584 - Step 5: Solve for x
x = 2,841,630,084,303,555,584/1,892,135,488.70 - Step 6: Final answer
x = 1,501,811,102.47
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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.