Finding the Fourth Proportional to 1,761,917,806.63, 2,430,758,440.65 and 1,008,828,536.23
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Solution
The fourth proportional to 1,761,917,806.63, 2,430,758,440.65 and 1,008,828,536.23 is: 1,391,789,373.14
Step by Step Solution
- Step 1: Write the proportion equation
1,761,917,806.63 : 2,430,758,440.65 = 1,008,828,536.23 : x - Step 2: Convert to fraction form
1,761,917,806.63/2,430,758,440.65 = 1,008,828,536.23/x - Step 3: Cross multiply
1,761,917,806.63x = 2,430,758,440.65 × 1,008,828,536.23 - Step 4: Simplify right side
1,761,917,806.63x = 2,452,218,479,609,656,832 - Step 5: Solve for x
x = 2,452,218,479,609,656,832/1,761,917,806.63 - Step 6: Final answer
x = 1,391,789,373.14
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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.