Finding the Fourth Proportional to 3,769,204,348.68, 5,201,334,216 and 2,160,506,064.84
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Solution
The fourth proportional to 3,769,204,348.68, 5,201,334,216 and 2,160,506,064.84 is: 2,981,402,195.10
Step by Step Solution
- Step 1: Write the proportion equation
3,769,204,348.68 : 5,201,334,216 = 2,160,506,064.84 : x - Step 2: Convert to fraction form
3,769,204,348.68/5,201,334,216 = 2,160,506,064.84/x - Step 3: Cross multiply
3,769,204,348.68x = 5,201,334,216 × 2,160,506,064.84 - Step 4: Simplify right side
3,769,204,348.68x = 11,237,514,118,927,806,464 - Step 5: Solve for x
x = 11,237,514,118,927,806,464/3,769,204,348.68 - Step 6: Final answer
x = 2,981,402,195.10
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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.