Finding the Fourth Proportional to 1,707,967,279.20, 2,561,950,918.80 and 1,363,593,511.20
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Solution
The fourth proportional to 1,707,967,279.20, 2,561,950,918.80 and 1,363,593,511.20 is: 2,045,390,266.80
Step by Step Solution
- Step 1: Write the proportion equation
1,707,967,279.20 : 2,561,950,918.80 = 1,363,593,511.20 : x - Step 2: Convert to fraction form
1,707,967,279.20/2,561,950,918.80 = 1,363,593,511.20/x - Step 3: Cross multiply
1,707,967,279.20x = 2,561,950,918.80 × 1,363,593,511.20 - Step 4: Simplify right side
1,707,967,279.20x = 3,493,459,648,888,558,592 - Step 5: Solve for x
x = 3,493,459,648,888,558,592/1,707,967,279.20 - Step 6: Final answer
x = 2,045,390,266.80
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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.