Finding the Fourth Proportional to 4,196,237,554.29, 5,790,777,844.66 and 2,290,998,970.70
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Solution
The fourth proportional to 4,196,237,554.29, 5,790,777,844.66 and 2,290,998,970.70 is: 3,161,562,211.39
Step by Step Solution
- Step 1: Write the proportion equation
4,196,237,554.29 : 5,790,777,844.66 = 2,290,998,970.70 : x - Step 2: Convert to fraction form
4,196,237,554.29/5,790,777,844.66 = 2,290,998,970.70/x - Step 3: Cross multiply
4,196,237,554.29x = 5,790,777,844.66 × 2,290,998,970.70 - Step 4: Simplify right side
4,196,237,554.29x = 13,266,666,081,668,423,680 - Step 5: Solve for x
x = 13,266,666,081,668,423,680/4,196,237,554.29 - Step 6: Final answer
x = 3,161,562,211.39
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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.