Finding the Fourth Proportional to 4,723,257,347.19, 7,084,912,505.90 and 1,575,463,316.76
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Solution
The fourth proportional to 4,723,257,347.19, 7,084,912,505.90 and 1,575,463,316.76 is: 2,363,203,809.37
Step by Step Solution
- Step 1: Write the proportion equation
4,723,257,347.19 : 7,084,912,505.90 = 1,575,463,316.76 : x - Step 2: Convert to fraction form
4,723,257,347.19/7,084,912,505.90 = 1,575,463,316.76/x - Step 3: Cross multiply
4,723,257,347.19x = 7,084,912,505.90 × 1,575,463,316.76 - Step 4: Simplify right side
4,723,257,347.19x = 11,162,019,755,491,739,648 - Step 5: Solve for x
x = 11,162,019,755,491,739,648/4,723,257,347.19 - Step 6: Final answer
x = 2,363,203,809.37
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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.