Finding the Fourth Proportional to 745,508,114.07, 1,028,804,304.87 and 410,973,287.28
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Solution
The fourth proportional to 745,508,114.07, 1,028,804,304.87 and 410,973,287.28 is: 567,144,849.48
Step by Step Solution
- Step 1: Write the proportion equation
745,508,114.07 : 1,028,804,304.87 = 410,973,287.28 : x - Step 2: Convert to fraction form
745,508,114.07/1,028,804,304.87 = 410,973,287.28/x - Step 3: Cross multiply
745,508,114.07x = 1,028,804,304.87 × 410,973,287.28 - Step 4: Simplify right side
745,508,114.07x = 422,811,087,140,239,168 - Step 5: Solve for x
x = 422,811,087,140,239,168/745,508,114.07 - Step 6: Final answer
x = 567,144,849.48
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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.