Finding the Fourth Proportional to 1,744,876,259.78, 2,407,937,048.85 and 951,919,836.02
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Solution
The fourth proportional to 1,744,876,259.78, 2,407,937,048.85 and 951,919,836.02 is: 1,313,653,634.66
Step by Step Solution
- Step 1: Write the proportion equation
1,744,876,259.78 : 2,407,937,048.85 = 951,919,836.02 : x - Step 2: Convert to fraction form
1,744,876,259.78/2,407,937,048.85 = 951,919,836.02/x - Step 3: Cross multiply
1,744,876,259.78x = 2,407,937,048.85 × 951,919,836.02 - Step 4: Simplify right side
1,744,876,259.78x = 2,292,163,040,687,774,720 - Step 5: Solve for x
x = 2,292,163,040,687,774,720/1,744,876,259.78 - Step 6: Final answer
x = 1,313,653,634.66
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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.