Finding the Fourth Proportional to 2,071,509,567.45, 3,109,228,806.84 and 1,282,175,554.71
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Solution
The fourth proportional to 2,071,509,567.45, 3,109,228,806.84 and 1,282,175,554.71 is: 1,924,479,245.85
Step by Step Solution
- Step 1: Write the proportion equation
2,071,509,567.45 : 3,109,228,806.84 = 1,282,175,554.71 : x - Step 2: Convert to fraction form
2,071,509,567.45/3,109,228,806.84 = 1,282,175,554.71/x - Step 3: Cross multiply
2,071,509,567.45x = 3,109,228,806.84 × 1,282,175,554.71 - Step 4: Simplify right side
2,071,509,567.45x = 3,986,577,170,130,388,992 - Step 5: Solve for x
x = 3,986,577,170,130,388,992/2,071,509,567.45 - Step 6: Final answer
x = 1,924,479,245.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.