Finding the Fourth Proportional to 4,526,905,240.08, 6,247,129,519.26 and 2,519,697,165.21
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Solution
The fourth proportional to 4,526,905,240.08, 6,247,129,519.26 and 2,519,697,165.21 is: 3,477,182,248.26
Step by Step Solution
- Step 1: Write the proportion equation
4,526,905,240.08 : 6,247,129,519.26 = 2,519,697,165.21 : x - Step 2: Convert to fraction form
4,526,905,240.08/6,247,129,519.26 = 2,519,697,165.21/x - Step 3: Cross multiply
4,526,905,240.08x = 6,247,129,519.26 × 2,519,697,165.21 - Step 4: Simplify right side
4,526,905,240.08x = 15,740,874,540,379,131,904 - Step 5: Solve for x
x = 15,740,874,540,379,131,904/4,526,905,240.08 - Step 6: Final answer
x = 3,477,182,248.26
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1.5x scale
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.