Finding the Fourth Proportional to 2,440,341,644.10, 3,367,673,638.91 and 1,326,507,738.23
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Solution
The fourth proportional to 2,440,341,644.10, 3,367,673,638.91 and 1,326,507,738.23 is: 1,830,581,858.33
Step by Step Solution
- Step 1: Write the proportion equation
2,440,341,644.10 : 3,367,673,638.91 = 1,326,507,738.23 : x - Step 2: Convert to fraction form
2,440,341,644.10/3,367,673,638.91 = 1,326,507,738.23/x - Step 3: Cross multiply
2,440,341,644.10x = 3,367,673,638.91 × 1,326,507,738.23 - Step 4: Simplify right side
2,440,341,644.10x = 4,467,245,141,823,826,944 - Step 5: Solve for x
x = 4,467,245,141,823,826,944/2,440,341,644.10 - Step 6: Final answer
x = 1,830,581,858.33
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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.