Finding the Fourth Proportional to 1,476,391,737.06, 2,036,460,589.79 and 946,917,068.76
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Solution
The fourth proportional to 1,476,391,737.06, 2,036,460,589.79 and 946,917,068.76 is: 1,306,129,832.56
Step by Step Solution
- Step 1: Write the proportion equation
1,476,391,737.06 : 2,036,460,589.79 = 946,917,068.76 : x - Step 2: Convert to fraction form
1,476,391,737.06/2,036,460,589.79 = 946,917,068.76/x - Step 3: Cross multiply
1,476,391,737.06x = 2,036,460,589.79 × 946,917,068.76 - Step 4: Simplify right side
1,476,391,737.06x = 1,928,359,292,324,473,088 - Step 5: Solve for x
x = 1,928,359,292,324,473,088/1,476,391,737.06 - Step 6: Final answer
x = 1,306,129,832.56
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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.