Finding the Fourth Proportional to 5,011,216,065.76, 6,913,918,003.44 and 2,895,901,376.80
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Solution
The fourth proportional to 5,011,216,065.76, 6,913,918,003.44 and 2,895,901,376.80 is: 3,995,442,304.32
Step by Step Solution
- Step 1: Write the proportion equation
5,011,216,065.76 : 6,913,918,003.44 = 2,895,901,376.80 : x - Step 2: Convert to fraction form
5,011,216,065.76/6,913,918,003.44 = 2,895,901,376.80/x - Step 3: Cross multiply
5,011,216,065.76x = 6,913,918,003.44 × 2,895,901,376.80 - Step 4: Simplify right side
5,011,216,065.76x = 20,022,024,665,244,205,056 - Step 5: Solve for x
x = 20,022,024,665,244,205,056/5,011,216,065.76 - Step 6: Final answer
x = 3,995,442,304.32
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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.