Finding the Fourth Proportional to 5,273,244,447.68, 7,905,418,115.88 and 4,340,613,322.10
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Solution
The fourth proportional to 5,273,244,447.68, 7,905,418,115.88 and 4,340,613,322.10 is: 6,507,258,203.37
Step by Step Solution
- Step 1: Write the proportion equation
5,273,244,447.68 : 7,905,418,115.88 = 4,340,613,322.10 : x - Step 2: Convert to fraction form
5,273,244,447.68/7,905,418,115.88 = 4,340,613,322.10/x - Step 3: Cross multiply
5,273,244,447.68x = 7,905,418,115.88 × 4,340,613,322.10 - Step 4: Simplify right side
5,273,244,447.68x = 34,314,363,190,559,412,224 - Step 5: Solve for x
x = 34,314,363,190,559,412,224/5,273,244,447.68 - Step 6: Final answer
x = 6,507,258,203.37
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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.