Finding the Fourth Proportional to 7,083,649,718.56, 9,775,440,322.58 and 3,868,603,722.28
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Solution
The fourth proportional to 7,083,649,718.56, 9,775,440,322.58 and 3,868,603,722.28 is: 5,338,675,163.42
Step by Step Solution
- Step 1: Write the proportion equation
7,083,649,718.56 : 9,775,440,322.58 = 3,868,603,722.28 : x - Step 2: Convert to fraction form
7,083,649,718.56/9,775,440,322.58 = 3,868,603,722.28/x - Step 3: Cross multiply
7,083,649,718.56x = 9,775,440,322.58 × 3,868,603,722.28 - Step 4: Simplify right side
7,083,649,718.56x = 37,817,304,818,859,114,496 - Step 5: Solve for x
x = 37,817,304,818,859,114,496/7,083,649,718.56 - Step 6: Final answer
x = 5,338,675,163.42
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1.5x scale
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.