Finding the Fourth Proportional to 2,360,391,901.20, 3,540,587,851.80 and 1,135,951,837.20
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Solution
The fourth proportional to 2,360,391,901.20, 3,540,587,851.80 and 1,135,951,837.20 is: 1,703,927,755.80
Step by Step Solution
- Step 1: Write the proportion equation
2,360,391,901.20 : 3,540,587,851.80 = 1,135,951,837.20 : x - Step 2: Convert to fraction form
2,360,391,901.20/3,540,587,851.80 = 1,135,951,837.20/x - Step 3: Cross multiply
2,360,391,901.20x = 3,540,587,851.80 × 1,135,951,837.20 - Step 4: Simplify right side
2,360,391,901.20x = 4,021,937,275,020,211,712 - Step 5: Solve for x
x = 4,021,937,275,020,211,712/2,360,391,901.20 - Step 6: Final answer
x = 1,703,927,755.80
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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.