Finding the Fourth Proportional to 4,159,402,176.80, 5,740,591,066.08 and 2,633,632,134.08
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Solution
The fourth proportional to 4,159,402,176.80, 5,740,591,066.08 and 2,633,632,134.08 is: 3,634,802,420.54
Step by Step Solution
- Step 1: Write the proportion equation
4,159,402,176.80 : 5,740,591,066.08 = 2,633,632,134.08 : x - Step 2: Convert to fraction form
4,159,402,176.80/5,740,591,066.08 = 2,633,632,134.08/x - Step 3: Cross multiply
4,159,402,176.80x = 5,740,591,066.08 × 2,633,632,134.08 - Step 4: Simplify right side
4,159,402,176.80x = 15,118,605,100,240,852,992 - Step 5: Solve for x
x = 15,118,605,100,240,852,992/4,159,402,176.80 - Step 6: Final answer
x = 3,634,802,420.54
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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.