Finding the Fourth Proportional to 1,893,371,272.99, 2,612,802,235.93 and 1,058,002,708.03
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Solution
The fourth proportional to 1,893,371,272.99, 2,612,802,235.93 and 1,058,002,708.03 is: 1,460,015,729.93
Step by Step Solution
- Step 1: Write the proportion equation
1,893,371,272.99 : 2,612,802,235.93 = 1,058,002,708.03 : x - Step 2: Convert to fraction form
1,893,371,272.99/2,612,802,235.93 = 1,058,002,708.03/x - Step 3: Cross multiply
1,893,371,272.99x = 2,612,802,235.93 × 1,058,002,708.03 - Step 4: Simplify right side
1,893,371,272.99x = 2,764,351,841,160,778,752 - Step 5: Solve for x
x = 2,764,351,841,160,778,752/1,893,371,272.99 - Step 6: Final answer
x = 1,460,015,729.93
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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.