Finding the Fourth Proportional to 7,541,499,279.26, 10,408,535,435.85 and 4,371,666,028.22
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Solution
The fourth proportional to 7,541,499,279.26, 10,408,535,435.85 and 4,371,666,028.22 is: 6,033,633,244.99
Step by Step Solution
- Step 1: Write the proportion equation
7,541,499,279.26 : 10,408,535,435.85 = 4,371,666,028.22 : x - Step 2: Convert to fraction form
7,541,499,279.26/10,408,535,435.85 = 4,371,666,028.22/x - Step 3: Cross multiply
7,541,499,279.26x = 10,408,535,435.85 × 4,371,666,028.22 - Step 4: Simplify right side
7,541,499,279.26x = 45,502,640,768,438,034,432 - Step 5: Solve for x
x = 45,502,640,768,438,034,432/7,541,499,279.26 - Step 6: Final answer
x = 6,033,633,244.99
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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.