Finding the Fourth Proportional to 369,718,889.09, 510,228,009.29 and 204,706,473.17
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Solution
The fourth proportional to 369,718,889.09, 510,228,009.29 and 204,706,473.17 is: 282,503,759.95
Step by Step Solution
- Step 1: Write the proportion equation
369,718,889.09 : 510,228,009.29 = 204,706,473.17 : x - Step 2: Convert to fraction form
369,718,889.09/510,228,009.29 = 204,706,473.17/x - Step 3: Cross multiply
369,718,889.09x = 510,228,009.29 × 204,706,473.17 - Step 4: Simplify right side
369,718,889.09x = 104,446,976,292,266,528 - Step 5: Solve for x
x = 104,446,976,292,266,528/369,718,889.09 - Step 6: Final answer
x = 282,503,759.95
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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.