Finding the Fourth Proportional to 5,919,765,415.12, 8,876,742,466.74 and 2,928,372,264.28
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Solution
The fourth proportional to 5,919,765,415.12, 8,876,742,466.74 and 2,928,372,264.28 is: 4,391,121,035.03
Step by Step Solution
- Step 1: Write the proportion equation
5,919,765,415.12 : 8,876,742,466.74 = 2,928,372,264.28 : x - Step 2: Convert to fraction form
5,919,765,415.12/8,876,742,466.74 = 2,928,372,264.28/x - Step 3: Cross multiply
5,919,765,415.12x = 8,876,742,466.74 × 2,928,372,264.28 - Step 4: Simplify right side
5,919,765,415.12x = 25,994,406,436,757,848,064 - Step 5: Solve for x
x = 25,994,406,436,757,848,064/5,919,765,415.12 - Step 6: Final answer
x = 4,391,121,035.03
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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.