Finding the Fourth Proportional to 193,026,581.12, 266,378,574.72 and 104,920,524.44
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Solution
The fourth proportional to 193,026,581.12, 266,378,574.72 and 104,920,524.44 is: 144,791,352.55
Step by Step Solution
- Step 1: Write the proportion equation
193,026,581.12 : 266,378,574.72 = 104,920,524.44 : x - Step 2: Convert to fraction form
193,026,581.12/266,378,574.72 = 104,920,524.44/x - Step 3: Cross multiply
193,026,581.12x = 266,378,574.72 × 104,920,524.44 - Step 4: Simplify right side
193,026,581.12x = 27,948,579,759,202,124 - Step 5: Solve for x
x = 27,948,579,759,202,124/193,026,581.12 - Step 6: Final answer
x = 144,791,352.55
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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.