Finding the Fourth Proportional to 3,195,063,097.93, 4,409,102,496.15 and 1,785,378,644.56
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Solution
The fourth proportional to 3,195,063,097.93, 4,409,102,496.15 and 1,785,378,644.56 is: 2,463,775,267.35
Step by Step Solution
- Step 1: Write the proportion equation
3,195,063,097.93 : 4,409,102,496.15 = 1,785,378,644.56 : x - Step 2: Convert to fraction form
3,195,063,097.93/4,409,102,496.15 = 1,785,378,644.56/x - Step 3: Cross multiply
3,195,063,097.93x = 4,409,102,496.15 × 1,785,378,644.56 - Step 4: Simplify right side
3,195,063,097.93x = 7,871,917,438,307,689,472 - Step 5: Solve for x
x = 7,871,917,438,307,689,472/3,195,063,097.93 - Step 6: Final answer
x = 2,463,775,267.35
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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.