Finding the Fourth Proportional to 3,104,636,117.80, 4,659,221,658.30 and 2,186,306,069.80
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Solution
The fourth proportional to 3,104,636,117.80, 4,659,221,658.30 and 2,186,306,069.80 is: 3,281,055,880.81
Step by Step Solution
- Step 1: Write the proportion equation
3,104,636,117.80 : 4,659,221,658.30 = 2,186,306,069.80 : x - Step 2: Convert to fraction form
3,104,636,117.80/4,659,221,658.30 = 2,186,306,069.80/x - Step 3: Cross multiply
3,104,636,117.80x = 4,659,221,658.30 × 2,186,306,069.80 - Step 4: Simplify right side
3,104,636,117.80x = 10,186,484,592,084,912,128 - Step 5: Solve for x
x = 10,186,484,592,084,912,128/3,104,636,117.80 - Step 6: Final answer
x = 3,281,055,880.81
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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.